Mealey's (April 14, 2016, 1:55 PM EDT) -- WASHINGTON, D.C. — Dow Chemical Co. petitioned the U.S. Supreme Court on March 16 to determine under Teva Pharmaceuticals USA, Inc. v. Sandoz, Inc. (135 S.Ct. 831 [2105]) whether appellate courts should review district courts’ factual findings on whether patent claims are vague only for clear errors or if they should conduct their own analyses instead (Dow Chemical Co. v. NOVA Chemicals Corp. [Canada] and NOVA Chemicals, Inc. [Delaware], Nos. 15-1160, U.S. Sup.)....