( December 4, 2024, 11:06 AM EST) -- WASHINGTON, D.C. — The U.S. Patent Trial and Appeal Board (PTAB) was correct to hold that a telecommunications company’s patent on a system that manages telecommunication networks is anticipated by prior art and is thus invalid, the Federal Circuit U.S. Court of Appeals held, despite a defendant entity settling with the plaintiff company while the case was before the appellate panel....