Ricoh, Xerox, Lexmark File Petition with U.S. Patent Office to Invalidate MPHJ’s Scan-Patent Claims
March 26, 2014
Ricoh Americas, Xerox, and Lexmark International today filed two petitions for Inter Partes Review of U.S. Patent No. 8,488,173, and certain...
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Tags: Legal ProceedingsLexmark InternationalMPHJ Technology InvestmentsRicoh AmericasScan-Patent InfringementXerox
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