Mealey's (February 5, 2020, 12:39 PM EST) -- WASHINGTON, D.C. — A panel of the Federal Circuit U.S. Court of Appeals on Feb. 4 denied interlocutory appeal of an Illinois federal judge’s determination that a patent, twice deemed unenforceable, can nonetheless remain asserted in an infringement action (Feit Electric Company Inc. v. CFL Technologies LLC, No. 20-110, Fed. Cir.)....