Advocates for “patent reform” have long argued that reducing patent protection will open up markets and accelerate innovation by lowering entry barriers and expanding access to existing technologies. Yet, over 15 years of patent reform since the landmark 2006 decision in eBay, Inc. v. MercExchange LLC, followed by enactment of the America Invents Act in 2011, we have witnessed the rise of a technology ecosystem led by a handful of dominant platforms. In my recently published book, Innovators, Firms and Markets: The Organizational Logic of Intellectual Property, I show that this outcome should not be surprising. Almost 120 years of U.S. patent and antitrust history (1890-2006) indicate that reducing patent protection can often shield incumbents against the entry threats posed by smaller firms that have strong capacities to innovate but insufficient resources to transform innovations into commercially viable products and services.

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