Sonos Seeks to Narrow Google’s Patent Infringement Claims

Three of Google LLC‘s five patent infringement claims against Sonos Inc. should be dismissed as either invalid or insufficiently alleged, the audio streaming company says in a new San Francisco federal court filing.

Google alleges that Sonos is misusing its patented technology for searches, networking, audio processing, and streaming, among other things. Its June suit came in response to Sonos’ own patent infringement claims in federal court and at the International Trade Commission, which allege that Google misuses its multi-room streaming technology in its products.

Sonos says in its Wednesday filing in the U.S. District Court for the Northern ...