The following appears on law360.com

Law360, Washington (May 27, 2015, 2:45 PM ET) — Lexmark Corp., Ricoh Americas Corp. and Xerox Corp. blasted a nonpracticing entity for offering a “nonsensical” defense of two document-scanning patents during a Patent Trial and Appeals Board hearing Wednesday, maintaining the claimed inventions just combine decades-old prior art.

The decision in Wednesday’s case should build on a PTAB decision last year that invalidated another MPHJ Technology Investments LLC scanning patent, according to Xerox. Xerox said MPHJ, designated a “patent troll” by Vermont’s Attorney General, has not offered enough evidence to distinguish the instant claims from the prior, invalidated, patent.

Click here to read the rest of the article on law360.com