Travel Sentry, Inc. v David A. Tropp, No. 2021-1908 (Fed. Cir., Feb. 14, 2022). The patents claimed an economic practice and method of organizing human activity, which is not subject-matter that can be protected under the patent system.
2016 U.S. App. LEXIS 8699 (Fed. Cir. 2016) - The US CAFC reversed the decision of a district court in part, finding that the claims in a software patent were patent-eligible, and reversed the finding that the claims were anticipated, but affirmed the district court’s decision that there was no infringement.
In Re Smith, (Fed. Cir. 2015-1664) - A patent application for a variation on the blackjack game was rejected as unpatentable after the CAFC applied the two-step test for patentable subject matter from Mayo and Alice.
Alice Corp v CLS Bank, No 13–298, 573 US ____ (2014) - The US Supreme Court rejected patent claims that “relate to a computerized scheme for mitigating ‘settlement risk’" for being drawn to the abstract idea of intermediated settlement. Merely requiring generic computer implementation fails to transform that abstract idea into a patent-eligible invention.