Mealey's (April 12, 2022, 12:38 PM EDT) -- WASHINGTON, D.C. — In a blow to St. Jude Medical S.C. Inc., the Federal Circuit U.S. Court of Appeals on April 12 disagreed with a Minnesota federal judge that a majority of claims of a catheter patent are invalid as indefinite, concluding instead that “when read in light of the intrinsic evidence, a person of ordinary skill in the art would understand the scope of the claims with reasonable certainty.”...