The rule prohibiting use of a broadening reissue application to recapture subject matter surrendered during prosecution applies to claim scope surrendered to overcome a § 101 patent eligibility rejection, as held by the U.S. Court of Appeals for the Federal Circuit for the first time on August 10, 2022 in In re McDonald. Stated differently, claim scope surrendered to gain allowance in response to a § 101 patent eligibility rejection is treated the same as subject matter surrendered to overcome rejections based on lack of novelty and obviousness. READ MORE |