Mealey's (July 5, 2018, 12:26 PM EDT) -- WASHINGTON, D.C. — On remand from a 2016 Federal Circuit U.S. Court of Appeals decision vacating findings of unpatentability, the U.S. Patent and Trademark Office’s Patent Trial and Appeal Board again failed to offer a “reasoned explanation” for finding a motivation to combine prior art, the Federal Circuit ruled July 3 (PPC Broadband Inc. v. Andrei Iancu, Director of the United States Patent and Trademark Office, Nos. 2017-1362, -1363 and -1364, Fed. Cir.)....