Mealey's (November 13, 2018, 9:42 AM EST) -- WASHINGTON, D.C. — In a recent appellant brief, a group of inventors assert that the Patent Trial and Appeal Board erred when it remanded their appeal of a rejected application on obviousness grounds to a patent examiner with a binding, new rejection of patent ineligibility (In re: Glenn E. Riggs et al., No. 18-1883, Fed. Cir.)....