The Research Foundation of State University of New York and Sigrity Filed Patent Infringement...

SANTA CLARA, Calif.—(BUSINESS WIRE)—August 18, 2008— Sigrity, Inc., known for its power integrity and signal integrity software solutions for integrated circuits, IC packages and printed circuit boards, announced today that it filed a lawsuit with The Research Foundation of State University of New York against Ansoft Corp. and ANSYS, Inc. for infringement of U.S. Patent No. 5,504,423 (“the ‘423 patent”), titled "Method for Modeling Interactions in Multilayered Electronic Packaging Structures.” The Research Foundation is the owner and Sigrity is the exclusive licensee of the ‘423 patent. The suit, pending in United States District Court in Albany New York, was filed on July 21, 2008 against Ansoft and alleges that Ansoft’s products, including its SIwave product, infringe the ‘423 patent. An amended complaint adding ANSYS as a... [read full story]