Mealey's (March 4, 2024, 1:44 PM EST) -- WASHINGTON, D.C. — In a March 4 ruling, the Federal Circuit U.S. Court of Appeals said final written decisions (FWDs) by the Patent Trial and Appeal Board canceling all claims of four patents relating to closure of an incontinence diaper relied on “unsupported assumptions,” necessitating vacatur and remand....