Google LLC v. Sonos, Inc., No. 24-1097 (Fed. Cir. Aug. 28, 2025)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Sonos, Inc. appeals from the final judgment of the U.S. District Court for the Northern District of California hold- ing (1) claims 1, 2, 4, 6, and 8 of U.S. Patent 10,469,966 (“the ’966 patent”) invalid and the ’966 patent unenforcea- ble; (2) claim 1 of U.S. Patent 10,848,885 (“the ’885 patent”) invalid and the ’885 patent unenforceable; and (3) claims 1, 2, 4, 9, 11–13, and 16 of U.S. Patent 10,779,033 (“the ’033 patent”) invalid.2 J.A. 107–08 (Amended Final Judgment). For the following reasons, we reverse -in-part and af- firm-in-part.