<SUBMISSION>
<ACCESSION-NUMBER>0001070235-04-000144
<TYPE>6-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20041220
<FILING-DATE>20041221
<DATE-OF-FILING-DATE-CHANGE>20041221
<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>041215953
</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>pr122004.htm
<TEXT>
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     <!-- Control Number: pr050404                                                         -->
     <!-- Rev Number:     001                                                              -->
     <!-- Client Name:    Research In Motion Limited                                       -->
     <!-- Project Name:   3 Press Releases                                                 -->
     <!-- Firm Name:      Investor Relations                                               -->
     <TITLE>PR122004</TITLE>
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<BODY>









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<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
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<TD><div align="center"><font face="Times New Roman, Times, Serif" size=2><u><b>FORM
  6-K</b></u></font><BR><A NAME=A003></A></div><P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SECURITIES
AND EXCHANGE COMMISSION </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Washington, D.C. 20549 </FONT></P>

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<A NAME=A005></A>
<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Report of Foreign
Private Issuer </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Pursuant to Rule 13a-16
or 15d-16 of </FONT></P>

<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>the Securities Exchange Act
of 1934 </FONT></P>
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</TD>
</TR>
</TABLE>
<BR>
<p>&nbsp;</p>
<table width="600" border="0">
  <tr>
    <td width="230">For the month of</td>
    <td width="236"><b>December</b>
      <hr>
    </td>
    <td width="112"><b>2004</b>
      <hr>
    </td>
  </tr>
  <tr>
    <td width="230"><font face="Times New Roman, Times, Serif" size=2>Commission
      File Number</font></td>
    <td width="236"><b><font face="Times New Roman, Times, Serif" size=2>000-29898
      </font></b>
      <hr>
      <b><font face="Times New Roman, Times, Serif" size=2> </font></b></td>
    <td width="112">
      &nbsp;<hr>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center"> <font face="Times New Roman, Times, Serif" size=3><b>Research
        In Motion Limited</b> </font>
        <hr>
        (Translation of registrant&#146;s name into English)</div>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center">295 Phillip Street, <br>
        Waterloo, Ontario, Canada <br>
        N2L 3W8 </div>
    </td>
  </tr>
  <tr>
    <td colspan="3">
      <div align="center"><font face="Times New Roman, Times, Serif" size=2>(Address
        of principal executive offices) </font></div>
    </td>
  </tr>
</table>

<P>&nbsp;</P>

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<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" 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 Form
20-F or Form 40F.  </FONT></TD></TR>
</TABLE>
<div align="center"><BR>
  <table width="427" border="0">
    <tr>
      <td width="200"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Form 20-F
        ___________</font></td>
      <td width="217"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Form 40-F_____<u>X</u>_______</font></td>
    </tr>
  </table>
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</div>
<br>
<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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></TD></TR>
</TABLE>
<BR>

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<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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></TD></TR>
</TABLE>
<BR>

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<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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></TD></TR>
</TABLE>
<div align="center"><BR>
  <table width="441" border="0">
    <tr>
      <td> <FONT FACE="Times New Roman, Times, Serif" SIZE=2>Yes__________________</font></td>
      <td><FONT FACE="Times New Roman, Times, Serif" SIZE=2>No________<u>X</u>__________</font></td>
    </tr>
  </table>
  <br>
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<TABLE WIDTH=600 CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR VALIGN=TOP>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If
"Yes" is marked, indicate below the file number assigned to the registrant   in
connection with Rule 12g3-2(b) : 82-_______________  </FONT></TD></TR>
</TABLE>
<BR>

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<TD>
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>DOCUMENT INDEX </FONT></H1>
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</TD>
</TR>
</TABLE>
<BR>
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<A NAME=A011></A>
<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I>&nbsp;&nbsp;&nbsp;
  .</I> </FONT></P>

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    <TD ALIGN=RIGHT WIDTH=8%>
      <div align="center">
        <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document</FONT></p>
        <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>1. </FONT></p><BR><BR>
 </div>
    </TD>

    <TD ALIGN=LEFT WIDTH=81%>
      <p>&nbsp;</p>
      <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>News Release dated December 20, 2004
 (&#147;RIM Provides Update On InPro II Licensing, S.a.r.l. vs. RIM Litigation&quot;)</FONT></p>


    </TD>

    <TD WIDTH=11%>
      <P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2> Page
        No</FONT></P>
      <P ALIGN=center><FONT FACE="Times New Roman, Times, Serif" SIZE=2>1 </FONT></P><BR>


    </TD>
                    </TR>
                    </TABLE>
                    <BR>


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<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Document 1 </FONT></P>
<HR SIZE=5 COLOR=GRAY NOSHADE>


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<A NAME=A001></A>
<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=3><b>December 20, 2004</b></FONT></P>

<!-- MARKER FORMAT-SHEET="Head Major Left Bold" FSL="Default" -->
<A NAME=A002></A>
<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=4>FOR IMMEDIATE RELEASE </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=4><B>RIM Provides Update On InPro II
Licensing, S.a.r.l. vs. RIM Litigation</B> </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=3><B><I>Waterloo, ON</I></B><I></I>
&#151; Research In Motion (RIM) (Nasdaq: RIMM; TSX: RIM) provided an update today
following a stipulated judgment in the InPro II Licensing, S.a.r.l. (&#147;InPro&#148;)
vs. RIM litigation in the United States District Court for the District of Delaware. In
accordance with a stipulation of the parties, judgment will be entered in RIM&#146;s favor
and against InPro on all claims in InPro&#146;s complaint for patent infringement. The
judgment is subject to appeal by InPro. As previously disclosed, InPro filed an action
against RIM in 2003 in connection with a patent relating to electronic devices having
user-operable input means such as a thumb wheel. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=3>RIM will continue to provide updates
on this matter as material information becomes available. Further comment and details were
not disclosed at this time. </FONT></P>

<!-- MARKER FORMAT-SHEET="Center Rule" FSL="Default" -->
     <P ALIGN=CENTER>_________________ </P>


<b>Investor Contact:</b><br>
RIM Investor Relations<br>
519.888.7465<br>
investor_relations@rim.com<br><br>


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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=3>Research In Motion and RIM are
trademarks of Research In Motion Limited. Research In Motion and RIM are registered with
the U.S. Patent and Trademark Office and may be pending or registered in other countries.
All other brands, products and company names mentioned herein may be trademarks or
registered trademarks of their respective holders. </FONT></P>











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<TR VALIGN=TOP>
<TD><H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>SIGNATURES
</FONT></H1>
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</TD>
</TR>
</TABLE>
<BR>
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<TD><P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><P>&nbsp;
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</TD>
</TR>
</TABLE>
<BR>

<p></P><table width="600" border="0"><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td colspan="2"><div align="center"><b><font face="Times New Roman, Times, Serif" size=3>Research
        In Motion Limited </font></b></div><hr><div align="center">(Registrant) </div></td></tr><tr><td width="33">Date:</td><td width="209"><div align="center"><u>December 21, 2004</u></div></td><td width="59">By:</td><td width="271">/s/ Rob Duncan <hr><div align="center">(Signature)
</div></td></tr><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td width="59">&nbsp;</td><td width="271">Rob Duncan</td></tr><tr><td width="33">&nbsp;</td><td width="209">&nbsp;</td><td width="59">&nbsp;</td><td width="271">Vice President, Corporate Controller</td></tr></table>


<H1 ALIGN=CENTER>&nbsp;</H1>

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</TEXT>
</DOCUMENT>
</SUBMISSION>
