Synopsys Request for Stay of Injunction Denied in Emulator Patent Case with Mentor Graphics

WILSONVILLE, Ore., April 20, 2015 — (PRNewswire) —   Mentor Graphics Corp. (NASDAQ: MENT), today announced that the United States Court of Appeals for the Federal Circuit has denied a motion by Synopsys  for a stay, pending appeal, of  the injunction issued by an Oregon federal district court against Synopsys emulators. The injunction, issued March 12, prohibits Synopsys, Inc. from making, using, selling, offering to sell, licensing or leasing in the United States any emulators or software that incorporate Mentor Graphics' patented emulation technology covered by U.S. Patent No. 6,240,376.

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The injunction also prohibits Synopsys from importing into the United States any emulators that incorporate Mentor's patented technology, and from selling or leasing infringing emulators outside of the United States for use by persons inside the United States.

The court concluded that Eve-USA Inc./Synopsys "have not established they are entitled to a stay of the injunction".  

About Mentor Graphics

Mentor Graphics Corporation is a world leader in electronic hardware and software design solutions, providing products, consulting services and award-winning support for the world's most successful electronic, semiconductor and systems companies. Established in 1981, the company reported revenues in the last fiscal year in excess of $1.24 billion. Corporate headquarters are located at 8005 S.W. Boeckman Road, Wilsonville, Oregon 97070-7777. World Wide Web site:

(Mentor Graphics and Mentor are registered trademarks of Mentor Graphics Corporation. All other company or product names are the registered trademarks or trademarks of their respective owners.)

For more information, please contact:
Suzanne Graham
Mentor Graphics
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