Mealey's (January 30, 2019, 12:09 PM EST) -- WASHINGTON, D.C. — An unsuccessful inter partes review petitioner tells the Federal Circuit U.S. Court of Appeals in a Jan. 25 appellant brief that the Patent Trial and Appeal Board erred when construing various disputed claim terms in a medical device patent (Acclarent Inc. v. Ford Albritton IV, No. 18-2377, Fed. Cir.)....