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Fax Machine Patent Suit Against Xerox Tossed

Law360 (April 2, 2009, 12:00 AM EDT) -- A federal court has dismissed a patent suit against Xerox Corp. and tossed most of the claims against Canon USA Inc., finding that the companies did not willfully infringe a patent covering fax machine technology and that the patent was invalid.

Judge Denise Page Hood in the U.S. District Court for the Eastern District of Michigan granted summary judgment on Friday to Xerox and Canon, ruling that plaintiff Kirsch Technologies had not established that the companies knew of potential infringement before litigation began.

“Plaintiff did not...
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