2005 News Releases

"FOR IMMEDIATE RELEASE"

Texas Court Denies Infineon's Motion to Change Venue

OTTAWA, Ontario, Canada – October 17, 2005 - MOSAID Technologies Incorporated (TSX:MSD) today announced that United States District Judge Davis issued a Memorandum Opinion and Order denying Infineon's motion to transfer the case from the Eastern District of Texas, Tyler Division to the Northern District of California for consolidation with the MOSAID/Infineon case which is currently before the Court in California.

In April 2005 MOSAID initiated litigation against Infineon Technologies AG and three of its U.S.-based affiliates for infringement of three of MOSAID's United States patents. The suit was filed in the United States District Court for the Eastern District of Texas, Tyler Division.

The schedule for the proceedings in this case includes: Mediation, which is expected to take place between January 6 and February 24, 2006; the Markman Hearing, which is expected to commence on April 6, 2006; and the Jury Trial, which is scheduled to begin on October 10, 2006.

A copy of the Court's Order is available at www.mosaid.com/corporate/investor-relations/litigation-infineon_tx.php

About MOSAID
MOSAID Technologies Incorporated makes memory better through the development and licensing of intellectual property and the supply of memory test and analysis systems to semiconductor manufacturers, foundries and fabless semiconductor companies around the world.

Founded in 1975, MOSAID is based in Ottawa, Ontario, Canada, with offices in Santa Clara, California; Newcastle upon Tyne, U.K; and Tokyo, Japan. For more information, visit the Company's web site at www.mosaid.com.

For more information, please contact:

Investor Inquiries Heidi Vincent Director, Investor Relations & Communications 613-599-9539 x1205 vincent@mosaid.com

Media Inquiries Sara Haskill Communications Specialist 613-599-9539 x1228 haskill@mosaid.com