Advertisement The US Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB) obviousness decision, finding that obviousness can be based on a single prior art reference if modifying that prior art reference is found to be obvious. Game and Technology Co., Ltd. v. Activision Blizzard Inc., Case No. 18-1981 (Fed. Cir., June 21, … Continue reading Game Over: Obviousness Can Be Based on a Single Prior Art Reference