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<ACCESSION-NUMBER>0001070235-05-000091
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<PERIOD>20050603
<FILING-DATE>20050606
<DATE-OF-FILING-DATE-CHANGE>20050603
<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>05878672
</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>
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<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>pr060305.htm
<DESCRIPTION>PR060305 - TANGO PRESS RELEASE
<TEXT>
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     <!-- Control Number: pr060305                                                         -->
     <!-- Rev Number:     001                                                              -->
     <!-- Client Name:    Investor Relations                                               -->
     <!-- Project Name:   PR060305 - Tango                                                 -->
     <!-- Firm Name:      Research In Motion                                               -->
     <TITLE>PR060305 - Tango</TITLE>
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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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<BR>
<p>&nbsp;</p>
<table width="600" border="0">
  <tr>
    <td width="230">For the month of</td>
    <td width="236"><b>June</b>
      <hr>
    </td>
    <td width="112"><b>2005</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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<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>
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<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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<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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<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>
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  <br>
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<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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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>DOCUMENT INDEX </FONT></H1>
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<P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I>&nbsp;&nbsp;&nbsp;
  .</I> </FONT></P>

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      <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>
 </div>
    </TD>

    <TD ALIGN=LEFT WIDTH=81%>
      <p>&nbsp;</p>
      <p><FONT FACE="Times New Roman, Times, Serif" SIZE=2>News Release dated June 3, 2005
 (&#147;Tango and RIM to Introduce BlackBerry in Luxembourg&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>3 </FONT></P><BR>


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                    <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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<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>June 3, 2005 </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>FOR IMMEDIATE RELEASE </FONT></H1>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>TANGO AND RIM TO
INTRODUCE BLACKBERRY IN LUXEMBOURG </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2><I>Bertrange, Luxembourg</I> <I>and
Waterloo, Canada</I> &#150; Tango and Research In Motion (RIM) (Nasdaq: RIMM; TSX: RIM)
today announced plans to introduce BlackBerry<SUP>&reg;</SUP> in Luxembourg. BlackBerry,
developed and manufactured by RIM, is a leading wireless solution that keeps mobile
professionals connected to people and information with integrated support for voice, email
and data applications. BlackBerry will provide Tango subscribers with easy access to
e-mail, phone, text messaging, Internet, organizer and corporate data applications from a
single device. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;Tango is committed to providing
the best mobile solutions on the market and BlackBerry is the leading wireless solution
for mobile customers that want to stay connected and productive while on the go,&#148;
said Alex Zivoder, CEO Tango/Tele2 Luxembourg. &#147;We are pleased to provide our
customers with BlackBerry for their communication and information needs. Mobile
professionals from many industries and government organizations will join more than three
million people worldwide who are using the powerful BlackBerry solution to enhance the way
they communicate.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&#147;The popularity of BlackBerry is
growing rapidly around the world and we are very pleased to begin working with Tango to
introduce BlackBerry to customers in Luxembourg,&#148; said Mark Guibert, Vice President,
Corporate Marketing at Research In Motion. &#147;BlackBerry is a proven and popular
solution that provides individual users with an optimized mobile experience and provides
IT departments with the security, manageability and scalability they want for their
enterprise applications.&#148; </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For corporate customers, BlackBerry
Enterprise Server&#153; software tightly integrates with Microsoft<SUP>&reg;</SUP>
Exchange, IBM Lotus<SUP>&reg;</SUP> Domino&#153; and Novell GroupWise<SUP>&reg;</SUP> and
works with existing enterprise systems to enable secure, push-based wireless access to
email and other corporate data. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>For individuals and smaller
businesses, BlackBerry Internet Service&#153; allows users to access up to ten corporate
and/or personal email accounts (including Microsoft Exchange, IBM Lotus Domino and many
popular ISP email accounts) from a single device. </FONT></P>

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     <P ALIGN=CENTER>_________________ </P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About Tango/Tele2 </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Tele2 is Europe&#146;s leading
alternative telecom operator. Tele2 always strives to offer the market&#146;s best prices.
With its unique values, Tele2 provides cheap and simple telecom for all Europeans every
day. The group has close to 28 million customers in 24 countries. It offers products and
services in fixed and mobile telephony, Internet access, data networks, cable TV, and
content services. Its main competitors are the former government monopolies. Tele2 was
founded in 1993 by Jan Stenbeck and has been listed on Stockholmsb&ouml;rsen since 1996.
The share has also been listed on Nasdaq since 1997. Tele2 always strives to offer the
market&#146;s best prices. In 2004 it had operating revenue of SEK 43 billion and reported
a profit (EBITDA) of SEK 6.6 billion. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>In 1998 Tele2 launched its mobile
services in Luxembourg under the brand Tango. Tele2&#145;s mobile operation is today
Luxembourg&#146;s leader in providing high quality GSM, GPRS and UMTS services at
competitive prices, the company ranking among the cheapest operators in Western Europe. </FONT></P>

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<H1 ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=3>About Research In Motion
(RIM) </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" 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<SUP>&reg;</SUP> 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 www.rim.com or www.blackberry.com. </FONT></P>

<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
<B>For more information:</B><BR>
Tango/Tele2 Luxembourg<BR>
+352 091 750 015<BR>
alex.zivoder@tele2.com<BR><BR>

<B>Media Contacts:</B><BR>
Courtney Flaherty<BR>
Brodeur Worldwide for RIM<BR>
+1 212.771.3637<BR>
cflaherty@brodeur.com<BR><BR>

Hotwire PR for RIM<BR>
+44 207 608 2500<BR><BR>

<B>Investor Contact:</B><BR>
RIM Investor Relations<BR>
(519) 888-7465<BR>
investor_relations@rim.com<BR><BR>
</FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Forward-looking statements in this
news release are made pursuant to the &#147;safe harbor&#148; provisions of the United
States Private Securities Litigation Reform Act of 1995. When used herein, words such as
&#147;intend&#148; and similar expressions are intended to identify forward-looking
statements. Forward-looking statements are based on assumptions made by and information
available to Research In Motion Limited. Investors are cautioned that such forward-looking
statements involve risks and uncertainties. Important factors that could cause actual
results to differ materially from those expressed or implied by such forward looking
statements include, without limitation, possible product defects and product liability,
risks related to international sales and potential foreign currency exchange fluctuations,
the initiation or outcome of litigation, acts or potential acts of terrorism,
international conflicts, significant fluctuations of quarterly operating results, changes
in Canadian and foreign laws and regulations, continued acceptance of RIM&#146;s products,
increased levels of competition, technological changes and the successful development of
new products, dependence on third-party networks to provide services, dependence on
intellectual property rights and other risks and factors detailed from time to time in
RIM&#146;s periodic reports filed with the United States Securities and Exchange
Commission, and other regulatory authorities. The Company has no intention or 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><FONT FACE="Times New Roman, Times, Serif" 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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<TD><H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=4>SIGNATURES
</FONT></H1>
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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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<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>June 3, 2005</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>


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