Mealey's (June 21, 2018, 12:11 PM EDT) -- WASHINGTON, D.C. — A phonetic symbol system formed by phonetic symbols using letters of the English alphabet is directed to nonstatutory subject matter, the Federal Circuit U.S. Court of Appeals ruled June 20, affirming a decision by the Patent Trial and Appeal Board (In re: George Mizhen Wang, 17-1827, Fed. Cir.)....