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Before Mayo & After Alice: The Changing Concept Of Abstract Ideas, Magnus Gan
Michigan Telecommunications & Technology Law Review
Mayo v. Prometheus and Alice v. CLS are landmark Supreme Court decisions which respectively introduced and then instituted a new, two-step patent-eligibility test. Step One tests the patent claims for abstractness, while Step Two tests for inventive application. This new test was so demanding that in the one-year period after Alice was decided, over 80 percent of all challenged patents had one or more claims invalidated. In fact, at the Federal Circuit over the same time period, only one recorded case of a successful Alice defense exists—DDR Holdings v. Hotels.com. This note explains DDR’s success as an ...