obtain new-use patents to repurpose old drugs. This trend has fueled debates over follow-on innovation and patent quality …A bedrock principle of patent law is that old inventions cannot be patented. And a new use for an old invention does … not render the old invention patentable. This is because patent law requires novelty—an invention must be new. But while a …

rates and reduce output as compared to non-integration. Horizontal integration of IP holders (or a patent pool) solves the … complements problem but not the double mark-up problem. Vertical integration discourages entry and reduces innovation incentives …, while horizontal integration always encourages entry and innovation. …

rates and reduce output as compared to non-integration. Horizontal integration of IP holders (or a patent pool) solves the … complements problem but not the double mark-up problem. Vertical integration discourages entry and reduces innovation incentives …, while horizontal integration always encourages entry and innovation …

We examine the Nash equilibria of a game where two national governments set patent breadth strategically. Broader … North can innovate, harmonization of patent breadth lowers welfare relative to the Nash equilibrium. When both countries can … innovate, harmonization toward narrower patent breadth may raise world welfare. …

avoid patent litigation. In this paper I study the previously neglected dynamic trade-off between litigating and cross … patent litigation reform …

The determinants of court selection in patent litigation -- The effects of bifurcation in patent litigation systems … -- The timing of patent transfers in Europe. …Applying novel datasets, Fabian Gäßler analyzes how key aspects of the current patent system in Europe and Germany …