Mealey's (April 5, 2019, 1:28 PM EDT) -- WASHINGTON, D.C. — In a per curiam judgment issued pursuant to Rule 36 of the Federal Circuit Rules, Fed. Cir. R. 36, the Federal Circuit U.S. Court of Appeals on April 5 upheld cancellation by the Patent Trial and Appeal Board of various claims of two patents directed to diesel engine emissions-reducing automotive catalysts (BASF Corp. v. Johnson Matthey Inc., Nos. 2018-1908, -1911, Fed. Cir.)....