

                                    FORM 6-K


                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                        Report of Foreign Private Issuer
                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934


For the month of                September                          2005
                                --------------------------        -----------
Commission File Number          000-29898
                                --------------------------        -----------

                           Research In Motion Limited
-------------------------------------------------------------------------------
                 (Translation of registrant's name into English)

                               295 Phillip Street,
                            Waterloo, Ontario, Canada
                                     N2L 3W8
-------------------------------------------------------------------------------
                    (Address of principal executive offices)

         Indicate by check mark whether the registrant files or will file
annual reports under cover Form 20-F or Form 40F.

              Form 20-F                          Form 40-F      X
                           ----------------                ----------------


         Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(1): ____


         Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(7): ____


         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.

              Yes                                No      X
                     ------------------                -----------------


         If "Yes" is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82-_______________

<PAGE>


                                 DOCUMENT INDEX


     Document
     --------

         1           News Release dated September 21, 2005                 4
                     ("TIM Hellas Offers BlackBerry in Greece")

         2           News Release dated September 21, 2005                 7
                     ("Vodafone Introduces BlackBerry For Mobile
                     Professionals in Greece")

<PAGE>

                                                                     Document 1

<PAGE>

[RIM logo omitted]
                                                                    News Release

                                                              [TIM logo omitted]

                                                              September 21, 2005

FOR IMMEDIATE RELEASE

TIM Hellas Offers BlackBerry in Greece

Athens, Greece and Waterloo, Canada - TIM Hellas Telecommunications S.A.
(Nasdaq: TIMHY; Amsterdam: TIMHY), and Research In Motion (RIM) (Nasdaq: RIMM;
TSX: RIM) today announced the launch of BlackBerry(R) in Greece. BlackBerry is
a leading wireless communications platform that keeps mobile professionals
connected to people and information with integrated support for voice, email
and data applications.

"We are pleased to offer BlackBerry to our customers, thus delivering on our
promise to provide them with wireless freedom coupled with personal control in
their communication," said Mr. Damianos Charalambidis, TIM Hellas Chief
Commercial Officer. "BlackBerry is the ideal tool for today's mobile
professionals who are in demand and on the go, helping them to manage their
busy professional and personal lives."

BlackBerry from TIM will provide mobile professionals with easy access to
email, phone, text messaging, Internet, organizer and corporate data
applications. TIM Hellas will be offering customers the BlackBerry 7290(TM)
and BlackBerry 7100g(TM).

BlackBerry from TIM will enable customers to increase efficiency in their
personal and professional lives by providing two unique solutions:

For corporate customers, BlackBerry Enterprise Server(TM) tightly integrates
with Microsoft(R) Exchange, IBM Lotus(R) Domino(TM) and Novell GroupWise(R) to
enable secure, push-based, wireless access to email and other corporate data.

For individuals and smaller businesses, BlackBerry Internet Service(TM) allows
users to access up to ten corporate and/or personal email accounts (including
Microsoft Exchange, IBM Lotus Domino and many popular ISP e-mail accounts)
from a single device.

"BlackBerry will help TIM Hellas' customers to stay connected and productive
while on the go," said Mark Guibert, Vice President, Corporate Marketing at
RIM. "BlackBerry has been embraced by organizations around the world because
it provides mobile professionals with unmatched features, performance and
usability while providing IT departments with the proper security,
manageability and scalability."

Customers travelling abroad will also benefit from BlackBerry as TIM Hellas
has already concluded roaming agreements with 61 operators in 35 countries.*

                                      ###

<PAGE>

About TIM Hellas

TIM Hellas Telecommunications SA (Nasdaq: TIMHY; Amsterdam: TIMHY) is at the
forefront of mobile communications in Europe and its brand stands for
innovative products and services. The company's stock is publicly traded on
the Nasdaq and Amsterdam exchanges.

TIM name and trademark is licensed by TIM Italia S.p.A.

About Research In Motion (RIM)

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 e-mail,
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's
portfolio of award-winning products, services and embedded technologies are
used by thousands of organizations around the world and include the
BlackBerry(R) wireless platform, the RIM Wireless Handheld(TM) 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.

Media Contacts:
Courtney Flaherty
Brodeur for RIM (North America)
+1 212.771.3637
cflaherty@brodeur.com

Hotwire PR for RIM (Europe)
+44 207 608 2500

Investor Contact:
RIM Investor Relations
(519) 888-7465

*Please check with TIM Hellas for roaming services.

Forward-looking statements in this news release are made pursuant to the "safe
harbor" provisions of the United States Private Securities Litigation Reform
Act of 1995. When used herein, words such as "intend" 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'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'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.

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.

<PAGE>

                                                                      Document 2

<PAGE>

[RIM logo omitted]
                                                                    News Release

                                                         [Vodafone logo omitted]

                                                              September 21, 2005
FOR IMMEDIATE RELEASE

Vodafone Introduces BlackBerry For Mobile Professionals in Greece

Halandri, Greece and Waterloo, Canada - Vodafone and Research In Motion (RIM)
(Nasdaq: RIMM; TSX: RIM), today introduced BlackBerry(R) in Greece. BlackBerry
is a leading wireless communications solution for mobile professionals.
Vodafone Greece will initially offer its customers the BlackBerry 7290(TM) and
BlackBerry 7100v(TM).

"We are seeing a growing demand for wireless connectivity from mobile
professionals in Greece," commented Haris Broumidis, Business Commercial
Director, Vodafone Greece. "BlackBerry has redefined the market for wireless
push email technology offering a new and reliable communication solution. We
are excited about the productivity benefits it will bring our customers,
enabling them to remain connected to communications and information while on
the go."

Vodafone Greece will initially introduce BlackBerry to corporate users.
Vodafone Greece will offer the BlackBerry Enterprise Solution(TM), which
utilizes BlackBerry Enterprise Server(TM) to enable secure, push-based,
wireless access to email, and other corporate data.

Using BlackBerry, customers will enjoy integrated attachment viewing with
support for popular text and image file formats such as Word, Excel,
PowerPoint, WordPerfect, PDF, ASCII, JPEG, GIF, BMP, TIFF and PNG.

"BlackBerry is a popular and proven wireless solution with over three million
subscribers around the world," said Mark Guibert, Vice President, Corporate
Marketing at RIM. "The push-based BlackBerry solution will enable Vodafone
Greece to provide organizations and users with the productivity, flexibility
and mobility they desire."

                                      ###

<PAGE>


About Research In Motion (RIM)

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's
portfolio of award-winning products, services and embedded technologies are
used by thousands of organizations around the world and include the
BlackBerry(R) wireless platform, the RIM Wireless Handheld(TM) 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.



Media Contacts:
Courtney Flaherty
Brodeur for RIM (North America)
+1 212.771.3637
cflaherty@brodeur.com

Hotwire PR for RIM (Europe)
+44 207 608 2500

Investor Contact:
RIM Investor Relations
(519) 888-7465

Forward-looking statements in this news release are made pursuant to the "safe
harbor" provisions of the United States Private Securities Litigation Reform
Act of 1995. When used herein, words such as "intend" 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'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'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.

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.

<PAGE>

                                  SIGNATURES


         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.

                                                   Research In Motion Limited
                                              ----------------------------------
                                                          (Registrant)

Date:  September 21, 2005             By:        /s/   Angelo Loberto
       -------------------------              ---------------------------------
                                                           (Signature)
                                                Angelo Loberto
                                                Vice President, Finance
