In Google v. Sonos, the Federal Circuit soundly disposed of arguments that the patent-in-suit was unenforceable due to laches based on an “unreasonable delay” in patent prosecution. Does the court’s reasoning foreclose the...more
The Federal Circuit’s recent decision in Google LLC v. Sonos, Inc. (24-1097) offers a compelling look at the evolving doctrine of prosecution laches, the written description requirement, and the practical realities of patent...more
A recent district court decision in Sonos v. Google has set forth a novel application of the prosecution laches doctrine to a patent with a post-1995 priority date. Sonos Inc. v. Google LLC, 20-06754 WHA, 2023 WL 6542320...more