Sonos Beats Google Attempt to Block US Imports of Smart Speakers

Sonos Inc. defeated Google LLC’s bid to bar imports of a range of its smart speakers, as the US International Trade Commission rejected the Alphabet Inc. unit’s request to review a judge’s findings that they don’t infringe any valid claims from three patents.

The Washington-based agency announced the decision Wednesday. It’s the latest turn in a long and messy patent fight between the companies that has seen multiple petitions filed at the ITC, an eight-figure jury verdict vacated and a judge describing tactics in the dispute as “emblematic of the worst of patent litigation.”

Administrative Law Judge Cameron Elliot said ...