February 10, 2026
Three top Patent Trial and Appeal Board judges have reversed the board's invalidation of a pair of claims in a Signify Holdings BV lighting patent, saying the challengers to the patent improperly made new obviousness arguments in a reply brief.
December 16, 2025
U.S. Patent and Trademark Office Director John Squires announced Tuesday that he will pause director review proceedings when the petitioner is also asking the Federal Circuit for relief.
August 14, 2025
The Patent Trial and Appeal Board has found that most of the claims in a Signify Holdings BV lighting patent challenged by Luminex International Co. Ltd. and home improvement chain Menard Inc. were invalid.
November 27, 2024
Binding Luminex International Co. Ltd. to one of its customers in a way that would block the company from challenging a Signify Holdings BV lighting patent at the Patent Trial and Appeal Board could lead to situations of patent owners launching infringement suits to dodge certain patent challenges, the head of the U.S. Patent and Trademark Office has found.