Mealey's (January 16, 2018, 1:43 PM EST) -- WASHINGTON, D.C. — In a Jan. 11 reply brief, two appellants tell the Federal Circuit U.S. Court of Appeals that their invention “advanced the science” by “creating a previously unknown composition of matter” and discovering a new usefulness for the composition, thereby rendering the invention eligible for patent protection (In re: Trevor Pearson and Craig Robertson, No. 17-2530, Fed. Cir.)....