(December 19, 2017, 12:36 PM EST) -- WASHINGTON, D.C. — The Federal Circuit U.S. Court of Appeals on Dec. 18 affirmed a determination of patentability by the Patent Trial and Appeal Board in a dispute over a method of improved message transmission (HTC Corporation, et al., v. Cellular Communications Equipment LLC, No. 16-1880, Fed. Cir., 2017 U.S. App. LEXIS 25457)....