Mealey's ( May 10, 2021, 1:28 PM EDT) -- WASHINGTON, D.C. — In a longstanding dispute over hair treatment products, the Federal Circuit U.S. Court of Appeals on May 6 ordered a new trial on patent infringement and damages and reversed a denial of judgment as a matter of law (JMOL) that L'Oréal USA Inc. misappropriated trade secrets....