Mealey's (July 27, 2018, 9:55 AM EDT) -- WASHINGTON, D.C. — A patent covering a water recreation board was properly deemed invalid as obvious by a Virginia federal judge, a divided panel of the Federal Circuit U.S. Court of Appeals concluded July 25 (ZUP Inc. v. Nash Manufacturing Inc., No. 17-1601, Fed. Cir., 2018 U.S. App. LEXIS 20712)....