Google, Samsung Keep Voice-Recognition Patent Wins on Appeal (1)

Google LLC, Samsung Electronics Co., and LG Electronics Inc. rightly convinced an administrative tribunal that parts of two voice-recognition patents are invalid, the Federal Circuit agreed Monday.

The precedential opinion upheld a pair of 2021 Patent Trial and Appeal Board decisions invalidating Parus Holdings Inc.'s US Patent Nos. 9,451,084 and 7,076,431 because they would’ve been obvious based on earlier inventions.

The panel used the case as an opportunity to clarify the level of participation required of patent owners whose IP is under examination at the PTO. It noted that Parus’ attempt to backdate its own invention and leapfrog ...