October 20, 2025
A lithium-ion battery maker won't have its challenge to a rival's patent heard at the Patent Trial and Appeal Board after the director of the U.S. Patent and Trademark Office said it wasn't a good use of time to review the fight.
August 15, 2025
Acting U.S. Patent and Trademark Office Director Coke Morgan Stewart denied numerous petitions challenging patents on discretionary grounds this week, while referring a smaller number of cases to the Patent Trial and Appeal Board.
July 03, 2025
Acting U.S. Patent and Trademark Office Director Coke Morgan Stewart has released 24 more discretionary denial decisions, more than half of which she cleared challenges to move forward through the Patent Trial and Appeal Board process.