PTAB Invalidates Widely Asserted Uniloc Software Patent

By Matthew Bultman (March 16, 2016, 8:46 PM EDT) -- The Patent Trial and Appeal Board has ruled that Uniloc USA Inc.'s widely asserted patent on software registration technology is invalid, handing a win to game developer Sega of America Inc. and other accused infringers.

In a March 10 final written decision in an America Invents Act review, PTAB found Sega and other challengers demonstrated by a "preponderance of the evidence" that each of the patent's 20 claims were either obvious or anticipated.

Uniloc, which says it is in the business of researching, developing, manufacturing and licensing information security technology, has filed numerous suits over the patent, which expired in 2013....

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