between the propensity to jointly own a patent and proximity in the product market; b) joint patents are associated with less …

We analyze the extent to which private defensive litigation insurance deters patent assertion by non …-practicing entities (NPEs). We study the effect that a patent-specific defensive insurance product, offered by a leading litigation … defensive litigation insurance on the behavior of patent enforcers and accused infringers. We show that the availability of …

This paper reports the findings of an empirical study of patent suits involving non-practicing entities (NPEs) in the U ….K. between 2000 and 2010. Overall, we find that NPEs are responsible for 11% of all patent suits filed in the U.K. during this … period. Though this is a small percentage by U.S. standards, our study suggests that patent trolling might not be as uniquely …

Though it lacked a patent system until 1985, China is now the world leader in patent filings and litigation. Despite … the meteoric rise of the Chinese patent system, many in the West believe that it acts primarily to facilitate local … protectionism rather than innovation. Recent high-profile patent suits filed by relatively unknown Chinese firms against high …

We compare patent litigation cases across four European jurisdictions – Germany, France, the Netherlands, and the UK … information at the case, litigant, and patent level for patent cases filed at the major courts in the four jurisdictions. We find …

The theory of patent “hold-out” posits that frictions in the market for licensing standard-essential patents (SEPs … patent quality; however, we find no evidence associating pre- or in-litigation hold-out with the international breadth of SEP …

We analyze the extent to which private defensive litigation insurance deters patent assertion by non …-practicing entities (NPEs). We study the effect that a patent-specific defensive insurance product, offered by a leading litigation … defensive litigation insurance on the behavior of patent enforcers and accused infringers. We show that the availability of …

We analyze the impact of the probabilistic nature of patents on the functioning of Germany’s bifurcated patent … litigation system where infringement and validity of a patent are decided independently by different courts. We show that … bifurcation creates situations in which a patent is held infringed that is subsequently invalidated. Our conservative estimates …