Shares of Mentor Graphics Corporation (NASDAQ:MENT) [Trend Analysis] swings enthusiastically in regular trading session, it a decrease of -0.11% to close at $37.20. Mentor Graphics Corporation (MENT) reported that a panel of judges for the Court of Appeals for the Federal Circuit has, in a precedential opinion, unanimously upheld a lower court’s ruling that Synopsys, Inc. (SNPS) infringed U.S. Patent No. 6,240,376 for emulation technology developed by Mentor Graphics. The Court has also upheld a permanent injunction barring sales of infringing products.The Appeals Court affirmed the lower court’s award of over $36 million in lost profits damages, and further ruled that Mentor Graphics may pursue treble damages for willful infringement of the ‘376 patent.