<SUBMISSION>
<ACCESSION-NUMBER>0001341004-05-000472
<TYPE>6-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20051205
<FILING-DATE>20051206
<DATE-OF-FILING-DATE-CHANGE>20051205
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>RESEARCH IN MOTION LTD
<CIK>0001070235
<ASSIGNED-SIC>3661
<IRS-NUMBER>000000000
<FISCAL-YEAR-END>0228
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>6-K
<ACT>34
<FILE-NUMBER>000-29898
<FILM-NUMBER>051245567
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>295 PHILLIP ST
<STREET2>WATERLOO
<CITY>ONTARIO CANADA
<STATE>A6
<ZIP>00000
<PHONE>5198887465
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>295 PHILLIP STREET
<STREET2>WATERLOO, ONTARIO N2L 3W8
<CITY>ONTARIO
<STATE>A6
<ZIP>N2L 3W8
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>tor54544.htm
<DESCRIPTION>FOR THE MONTH OF DECEMBER 2005
<TEXT>
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<BR><BR>


<p style=' margin-bottom:0pt; margin-top:0pt;text-align:right;'><font size=2>&nbsp;</font></p>

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<p>&nbsp;</p></div></div><BR>

<p style=' margin-bottom:0pt; margin-top:36pt;text-align:center;'><b><font size=3>SECURITIES AND EXCHANGE COMMISSION</font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><b><font size=3>Washington, D.C. 20549</font></b></p>

<p style=' margin-bottom:0pt; margin-top:48pt;text-align:center;'><B><font SIZE=4>FORM 6-K</font></B></p>

<p style=' margin-bottom:0pt; margin-top:24pt;text-align:center;'><b><font size=2>Report of Foreign Private Issuer</font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><b><font size=2>Pursuant to Rule 13a-16 or 15d-16 of </font></b></p>

<p style=' margin-bottom:36pt; margin-top:0pt;text-align:center;'><b><font size=2>the Securities Exchange Act of 1934</font></b></p>


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        <td width="162" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>For the month of</font></p> </td>
        <td width="366" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>December</font></b></p>  </td>
        <td width="36" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:1.0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="67" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:2.25pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font
size=2>2005</font></b></p> </td> </tr>
    <tr style='page-break-inside:avoid;'>
        <td width="162" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>Commission File Number</font></p> </td>
        <td width="366" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>0-29898</font></b></p>  </td>
        <td width="36" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:1.0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td  width="67">
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></td> </tr>
    <tr >
        <td  colspan="4" valign=top style=' border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p
style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:12.0pt;margin-bottom:0pt;'><b><font size=2>Research In Motion Limited</font></b></p>  </td> </tr>
    <tr >
        <td  colspan="4" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><font size=2>(Translation of registrant&#146;s name into English)</font></p> </td> </tr>
    <tr >
        <td  colspan="4" valign=top style=' border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:12.0pt;margin-bottom:0pt;'><b><font size=2>295 Phillip Street, Waterloo, Ontario, Canada  N2L 3W8</font></b></p> </td> </tr>
    <tr >
        <td  colspan="4" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><font size=2>(Address of principal executive offices)</font></p> </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:12pt;text-align:justify;'><font size=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>


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        <td width="85" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>Form 20-F</font></p> </td>
        <td width="90" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="84" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>Form 40-F</font></p> </td>
        <td width="91" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><B><font SIZE=2>X</font></B></p>  </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:5pt; margin-top:5pt; text-indent:0.57in;text-align:left;'><font size=2>Indicate by check mark if the registrant is submitting the Form&nbsp;6-K in paper as permitted by Regulation&nbsp;S-T Rule&nbsp;101(b)(1): </font><u><font size=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font></u><font size=2> </font></p>

<p style=' margin-bottom:5pt; margin-top:5pt; text-indent:0.57in;text-align:left;'><font size=2>Indicate by check mark if the registrant is submitting the Form&nbsp;6-K in paper as permitted by Regulation&nbsp;S-T Rule&nbsp;101(b)(7): </font><u><font size=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</font></u><font size=2> </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; text-indent:0.5in;text-align:left;'><font size=2>Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>


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        <td width="73" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:right;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>Yes</font></p> </td>
        <td width="102" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="72" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:right;margin-top:1.0pt;margin-bottom:0pt;'><font size=2>No</font></p> </td>
        <td width="103" valign=top style='border-bottom:solid black 1.0pt; padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><B><font SIZE=2>X</font></B></p>  </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; text-indent:0.57in;text-align:left;'><font size=2>If &#147;Yes&#148; is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b) : 82-_______________</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

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<p>&nbsp;</p></div></div><BR>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><B><font SIZE=2>DOCUMENTS INCLUDED AS PART OF THIS REPORT</font></B></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>


<table width="600" border="0" cellspacing=0 cellpadding=0 style='border-collapse:collapse;'>
    <tr style='page-break-inside:avoid;'>
        <td width="103" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><u><font size=2>Document</font></u><u></u></p> </td>
        <td width="574" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td> </tr>
    <tr style='page-break-inside:avoid;'>
        <td width="103" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt;'><font size=2>1</font></p> </td>
        <td width="574" valign=top style='padding:0in 5.4pt 0in 5.4pt;'>
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>Material Change Report, dated December 5,
2005</font></p> </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>This Report on Form 6-K is incorporated by reference into: (i) the Registration Statement on Form S-8 of the Registrant, which was originally filed with the Securities and Exchange Commission on March 28, 2002 (File No.  333-85294); and (ii) the Registration Statement on Form S-8 of the Registrant, which was originally filed with the Securities and Exchange Commission on October 21, 2002 (File No.  333-100684).</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:right;'>
<B><font SIZE=2>DOCUMENT 1</font></B></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'>
<U><font SIZE=2>FORM 51-102F3</font></U></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><U><font SIZE=2>MATERIAL CHANGE REPORT</font></U></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>1.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Name and Address of Company</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>Research In Motion Limited (the &#147;Company&#148; or &#147;RIM&#148;)</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>295 Phillip Street </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>Waterloo, Ontario</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font SIZE=2>N2L 3W8</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; text-indent:0.48in;text-align:justify;'><font size=2>&nbsp;</font></p>



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        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>2.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Date of Material Change</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>November 30, 2005.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>3.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>News Release</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.51in; text-indent:-0.01in;text-align:justify;'><font size=2>A news release was issued in Waterloo, Ontario on November 30, 2005 through the newswire services of CCN Matthews and BusinessWire and is annexed hereto as Schedule &#147;A&#148;.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>4.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Summary of Material Change</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in; text-indent:-0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>RIM announced that the U.S. District Court for the Eastern District of Virginia (&#147;District Court&#148;) issued two rulings on November 30, 2005 in the patent litigation between RIM and NTP, Inc. ("NTP").  The District Court ruled that the Term Sheet entered between the parties in March 2005 to settle the litigation was not an enforceable agreement. Other details of the ruling were filed under seal by the District Court.</font><font size=2> </font><font size=2>The District Court also denied RIM's motion to stay further proceedings in the case until the U.S. Patent &amp; Trademark Office (&#147;Patent Office&#148;) reaches a final determination in its reexamination of the NTP patents. As a result of the rulings, further proceedings will continue in the District Court. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>



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        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>5.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Full Description of Material Change </font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>RIM announced that the District Court issued two rulings on November 30, 2005 in the patent litigation between RIM and NTP.  The District Court ruled that the Term Sheet entered between the parties in March 2005 to settle the litigation was not an enforceable agreement. Other details of the ruling were filed under seal by the District Court.</font><font size=2> </font><font size=2>The District Court also denied RIM's motion to stay further proceedings in the case until the Patent Office reaches a final determination in its reexamination of the NTP patents. As a result of the rulings, further proceedings will continue in the District Court.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>The District Court will set up a briefing schedule and hearing date at a later time for further proceedings in the case based on the remand from the U.S. Court of Appeals for the Federal Circuit (&#147;Federal Circuit&#148;). The Federal Circuit decision of August 2, 2005 vacated the injunction and damages award originally entered as a result of the District Court trial in 2002 and remanded the case to the District Court for further proceedings. The Federal Circuit decision also reversed or vacated the infringement finding on 9 of the 16 litigated patent claims. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>As previously disclosed, RIM will file a request that the U.S. Supreme Court accept an appeal of the Federal Circuit&#146;s August 2, 2005 decision in relation to its affirmation of infringement on 7 litigated patent claims. The process by which the Supreme Court will decide whether to hear the case is expected to occur over the next few months.  While further review by the Supreme Court is generally uncommon, </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>
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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>RIM continues to believe this case raises significant national and international issues warranting further appellate review.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>During the upcoming proceedings, the District Court will be asked to decide a variety of matters relating to the litigation, including the impact of the Federal Circuit&#146;s reversal of infringement findings on issues of liability and damages.  RIM also expects NTP to ask the District Court to enter a new injunction prohibiting RIM from providing BlackBerry service and from using, selling, manufacturing or importing its handhelds and software in the United States. The District Court will schedule briefings and a hearing prior to deciding each of these matters.   RIM maintains that an injunction is inappropriate given the specific facts of this case, including:</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>the outright rejection of all NTP patent claims in rigorous initial Office Actions* already issued by the Patent Office;</font></p> </td> </tr></table>





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    <tr >
        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>the fact that the Patent Office is expected to begin issuing its next Office Actions (which will take into account NTP&#146;s responses to the initial Office Actions) in the coming weeks; </font></p> </td> </tr></table>





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    <tr >
        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>RIM&#146;s upcoming request for Supreme Court review; </font></p> </td> </tr></table>





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    <tr >
        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>the Supreme Court&#146;s November 28 decision to hear the appeal in the case of </font><i><font size=2>MercExchange v. eBay</font></i><font size=2> on questions relating to the propriety of injunctions in patent litigation; and</font></p> </td> </tr></table>





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    <tr >
        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>public interest concerns relating to any potential suspension or interruption of BlackBerry service in the United States. </font></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>RIM believes these factors should hold significant weight in any decisions relating to an injunction, however it will ultimately be up to the courts to decide these matters and there can never be an assurance of a favorable outcome in any litigation. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>As a contingency, RIM has also been preparing software workaround designs which it intends to implement if necessary to maintain the operation of BlackBerry services in the United States. Further details will be made available if such implementation becomes necessary.  </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>If a further injunction is granted to NTP and RIM is not able to promptly vacate, stay or overturn the injunction, provide services or products outside the scope of the NTP patents, or conclude a license with NTP on reasonable terms: (a) RIM may be unable to continue to export or make available for sale its wireless handhelds and software into the United States and/or make available BlackBerry service to users in the United States, which is the largest market for RIM's products and services; and (b) the Company may have to terminate the contractual arrangements with its customers, carriers and resellers in the United States, and the Company could be subject to claims for any losses incurred or claims against such customers, carriers and resellers.  In addition,  RIM&#146;s ability to implement a software workaround design is subject to those risks identified in the &#147;forward-looking
statements&#148; disclaimer set out in the last paragraph of the attached press release.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>RIM is reviewing any potential accounting implications of the latest developments and will provide a further update as soon as practicable.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.5in;text-align:justify;'><font size=2>* The rejections of NTP patents in the initial Office Actions issued by the Patent Office were based in part on prior art not considered in the District Court trial in 2002 and were derived through a recently improved Patent Office process whereby reexamination decisions now require thorough review and unanimous agreement from a panel of supervisors and senior patent examiners (see press release titled &#147;USPTO IMPROVES PROCESS FOR REVIEWING PATENTS&#148; at http://www.uspto.gov/web/offices/com/speeches/05-38.htm).</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
<HR noshade align="center" width="100%" size="2">

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>



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        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>6.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Reliance on subsection 7.1(2) or (3) of National Instrument 51-102</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>


<table border="0" cellspacing=0 cellpadding=0 width="157" style='border-collapse:collapse;'>
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        <td width="48" nowrap valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="109" nowrap valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>Not applicable.</font></p> </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>7.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Omitted Information</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>


<table border="0" cellspacing=0 cellpadding=0 width="393" style='border-collapse:collapse;'>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="345" nowrap valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>No significant facts have been omitted from this report.</font></p> </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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        <td width="48" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>8.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Executive Officer</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.51in;text-align:justify;'><font size=2>For further information, please contact Dennis Kavelman &#150; Chief Financial Officer of the Company at (519) 888-7465.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>



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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>9.</font></b></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><b><font size=2>Date of Report</font></b></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>


<table border="0" cellspacing=0 cellpadding=0 width="423" style='border-collapse:collapse;'>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="375" nowrap valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:justify;margin-top:0pt;margin-bottom:0pt;'><font size=2>Dated at Waterloo, Ontario, this 5th day of December, 2005.</font></p> </td> </tr></table>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
<HR noshade align="center" width="100%" size="2">

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.01in; text-indent:-0.01in;text-align:center;'>
</p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.01in; text-indent:-0.01in;text-align:center;'><b><font size=2>SCHEDULE &#147;A&#148;</font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt; margin-left:0.01in; text-indent:-0.01in;text-align:justify;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:right;'><b><font size=2>November 30, 2005</font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><B><font SIZE=2>FOR IMMEDIATE RELEASE</font></B></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=3>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><b><font size=3>RIM Provides Update on NTP Litigation</font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><b><font size=2>Waterloo, ON</font></b><font size=2> &#150; The U.S. District Court for the Eastern District of Virginia (&#147;District Court&#148;) issued a ruling today in the patent litigation between Research In Motion Limited ("RIM") (Nasdaq: RIMM; TSX: RIM) and NTP, Inc. ("NTP").  The District Court ruled that the Term Sheet entered between the parties in March 2005 to settle the litigation was not an enforceable agreement. Other details of the ruling were filed under seal by the District Court, therefore RIM cannot comment further on the details of the decision.  The District Court also denied RIM's motion to stay further proceedings in the case until the U.S. Patent &amp; Trademark Office (&#147;Patent Office&#148;) reaches a final determination in its reexamination of the NTP patents. As a result of today&#146;s rulings, further proceedings will continue in the District Court. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>The District Court will set up a briefing schedule and hearing date at a later time for further proceedings in the case based on the remand from the U.S. Court of Appeals for the Federal Circuit (&#147;Federal Circuit&#148;). The Federal Circuit decision of August 2, 2005 vacated the injunction and damages award originally entered as a result of the District Court trial in 2002 and remanded the case to the District Court for further proceedings. The Federal Circuit decision also reversed or vacated the infringement finding on 9 of the 16 litigated patent claims. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>As previously disclosed, RIM will file a request that the U.S. Supreme Court accept an appeal of the Federal Circuit&#146;s August 2, 2005 decision in relation to its affirmation of infringement on 7 litigated patent claims. The process by which the Supreme Court will decide whether to hear the case is expected to occur over the next few months.  While further review by the Supreme Court is generally uncommon, RIM continues to believe this case raises significant national and international issues warranting further appellate review.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>During the upcoming proceedings, the District Court will be asked to decide a variety of matters relating to the litigation, including the impact of the Federal Circuit&#146;s reversal of infringement findings on issues of liability and damages.  RIM also expects NTP to ask the District Court to enter a new injunction prohibiting RIM from providing BlackBerry service and from using, selling, manufacturing or importing its handhelds and software in the United States. The District Court will schedule briefings and a hearing prior to deciding each of these matters. RIM maintains that an injunction is inappropriate given the specific facts of this case, including:</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>



<table border="0" cellspacing=0 cellpadding=0 width="100%" style='border-collapse:collapse;'>
    <tr >
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="18" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>the outright rejection of all NTP patent claims in rigorous initial Office Actions* already issued by the Patent Office;</font></p> </td> </tr></table>





<table border="0" cellspacing=0 cellpadding=0 width="100%" style='border-collapse:collapse;'>
    <tr >
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="18" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>the fact that the Patent Office is expected to begin issuing its next Office Actions (which will take into account NTP&#146;s responses to the initial Office Actions) in the coming weeks; </font></p> </td> </tr></table>





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        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="18" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>RIM&#146;s upcoming request for Supreme Court review; </font></p> </td> </tr></table>





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    <tr >
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="18" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>the Supreme Court&#146;s November 28 decision to hear the appeal in the case of </font><i><font size=2>MercExchange v. eBay</font></i><font size=2> on questions relating to the propriety of injunctions in patent litigation; and</font></p> </td> </tr></table>





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    <tr >
        <td width="24" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=1>&nbsp;</font></p> </td>
        <td width="18" valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>-</font></p> </td>
        <td  valign=top >
            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt;'><font size=2>public interest concerns relating to any potential suspension or interruption of BlackBerry service in the United States. </font></p> </td> </tr></table>



<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>RIM believes these factors should hold significant weight in any decisions relating to an injunction, however it will ultimately be up to the courts to decide these matters and there can never be an assurance of a favorable outcome in any litigation. </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>As a contingency, RIM has also been preparing software workaround designs which it intends to implement if necessary to maintain the operation of BlackBerry services in the United States. Further details will be made available if such implementation becomes necessary.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>RIM is reviewing any potential accounting implications of the latest developments and will provide a further update as soon as practicable.</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>
<br>
<HR noshade align="center" width="100%" size="2">

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>* The rejections of NTP patents in the initial Office Actions issued by the Patent Office were based in part on prior art not considered in the District Court trial in 2002 and were derived through a recently improved Patent Office process whereby reexamination decisions now require thorough review and unanimous agreement from a panel of supervisors and senior patent examiners (see press release titled &#147;USPTO IMPROVES PROCESS FOR REVIEWING PATENTS&#148; at http://www.uspto.gov/web/offices/com/speeches/05-38.htm).</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><b><font size=2>About Research In Motion </font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>Research In Motion is a leading designer, manufacturer and marketer of innovative wireless solutions for the worldwide mobile communications market. Through the development of integrated hardware, software and services that support multiple wireless network standards, RIM provides platforms and solutions for seamless access to time-sensitive information including email, phone, SMS messaging, Internet and intranet-based applications. RIM technology also enables a broad array of third party developers and manufacturers to enhance their products and services with wireless connectivity to data. RIM&#146;s portfolio of award-winning products, services and embedded technologies are used by thousands of organizations around the world and include the BlackBerry&reg; wireless platform, the RIM Wireless Handheld&#153; product line, software development tools, radio-modems and software/hardware licensing agreements.
Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America, Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (Nasdaq: RIMM) and the Toronto Stock Exchange (TSX: RIM). For more information visit </font><u><font size=2>www.rim.com</font></u><font size=2> or </font><u><font size=2>www.blackberry.com</font></u><font size=2>. </font></p>

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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><b><font size=2>Investor Contact: </font></b></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>RIM Investor Relations </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>(519) 888-7465 </font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>investor_relations@rim.com</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>&nbsp;</font></p>

<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>The BlackBerry and RIM families of related marks, images and symbols are the exclusive properties and trademarks of Research In Motion Limited. RIM, Research In Motion and BlackBerry are registered with the U.S. Patent and Trademark Office and may be pending or registered in other countries. All other brands, product names, company names, trademarks and service marks are the properties of their respective owners. </font></p>

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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:left;'><font size=2>This news release contains forward-looking statements within the meaning of the U.S. Private Securities Litigation Reform Act of 1995 relating to RIM's plans and expectations regarding its dispute with NTP and its intention to implement a software workaround if necessary to maintain the operation of BlackBerry services in the United States.  Forward- looking statements are based on estimates and assumptions made by RIM in light of its experience and its perception of historical trends, current conditions and expected future developments, as well as other factors that RIM believes are appropriate in the circumstances.  Such forward-looking statements are subject to a number of risks and uncertainties, including, in particular, the inherent uncertainty regarding the outcome of any litigation, and the risks and uncertainties and potential outcomes that are described in the risk factors titled "The Company May
Infringe on the Intellectual Property Rights of Others", &#147;The Company may not be able to enhance its products or develop new products at competitive prices or in a timely manner&#148;, &#147;Defects in the Company&#146;s products and services can be difficult to detect&#148; and the other risks described in the "Risk Factors" section of RIM's Annual Information Form for fiscal 2005, which is included in its Annual Report on Form 40-F for fiscal 2005 (copies of which filings may be obtained at </font><u><font size=2>www.sedar.com</font></u><font size=2> or </font><u><font size=2>www.sec.gov</font></u><font size=2>).  These factors should be considered carefully, and readers should not place undue reliance on RIM's forward-looking statements.  RIM has no intention and undertakes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.</font></p>

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<p style=' margin-bottom:0pt; margin-top:0pt;text-align:center;'><B><font SIZE=2>SIGNATURES</font></B></p>

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<p style=' margin-bottom:0pt; margin-top:0pt; text-indent:0.56in;text-align:left;'><font size=2>Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.</font></p>

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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt'><B><font SIZE=2>RESEARCH IN MOTION LIMITED</font></B></p>  </td> </tr>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:center;margin-top:0pt;margin-bottom:0pt'><font size=2>(Registrant)</font></p> </td> </tr>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt'><font size=1>&nbsp;</font></p> </td>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt'><font size=2>December 5, 2005</font></p> </td>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:1.0pt;margin-bottom:0pt'><font size=2>By:</font></p> </td>
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            <p style='margin-left:0pt;text-indent:11.25pt;text-align:left;margin-top:0pt;margin-bottom:0pt'><small>/S/</small> <small>BRIAN</small> <small>BIDULKA</small></p> </td> </tr>
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            <p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt'><font size=2>Name: Brian Bidulka</font></p>
<p style='margin-left:0pt;text-indent:0pt;text-align:left;margin-top:0pt;margin-bottom:0pt'><font size=2>Title:   Vice President, Corporate Controller</font></p> </td> </tr>
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