An administrative patent tribunal correctly canceled challenged claims in a
The Patent Tribal and Appeal Board’s findings were supported by evidence, and the board’s decision to rule in Sonos Inc.’s favor and cancel claims in US Patent No. 10,229,586 was correct, the US Court of Appeals for the Federal Circuit ruled Thursday in a nonprecedential opinion.
The PTAB wiped out parts of the ‘586 patent in October 2022, ruling that all challenged claims were obvious in light of prior publications. Google appealed, but the Federal Circuit …