Mealey's (February 23, 2021, 2:22 PM EST) -- WASHINGTON, D.C. — In a Feb. 18 appellant brief, a manufacturer of sleep surfaces tells the Federal Circuit U.S. Court of Appeals that it should reverse and remand to the Patent Trial and Appeal Board its determination that a patented assembly used to control the pressure in an inflatable mattress and method to inflate the mattress are not obvious....