Mealey's (March 23, 2022, 12:14 PM EDT) -- WILMINGTON, Del. — In March 22 findings of fact and conclusions of law, a federal judge in Delaware said two plaintiffs failed to show that a proposed generic drug for the treatment of idiopathic pulmonary fibrosis (IPF) induces infringement of six patents; in the same ruling, the judge declared claims of some patents invalid as obvious but confirmed others as patentable....