March 31, 2026
U.S. Patent and Trademark Office Director John Squires has terminated Patent Trial and Appeal Board challenges to seven Cellspin Soft patents that TikTok has argued were invalid, saying TikTok didn't list all the interested parties in the case, particularly those outside the U.S.
February 03, 2026
TikTok has told the U.S. Patent and Trademark Office that the sale of its majority stake in its U.S. operations to a new joint venture should eliminate a patent owner's argument that the app's alleged relationship with the Chinese Communist Party should tank its patent challenges.