model provides an argument that shorter product cycles can induce firms to file more patent applications. The firms may be … trapped in a prisoners' dilemma where all firms would jointly prefer to patent less and to not have a patent thicket. If firms … successful, this may create a patent thicket. The transition into a situation where firms start patenting many ideas instead of …

empirical study on the determinants of innovative activity measured by patent applications are presented. A sample of German …

PCT patent applications reach only a third of the non-Chinese quality benchmark, the extension towards domestic and self … are to be interpreted as a measure of patent quality …

Usually patent data does not contain any unique identifiers for the patenting assignees or the inventors, as the main … tasks of patent authorities is the examination of applications and the administration of the patent documents as public … contracts and not the support of the empirical analysis of their data. An inventor in a patent document is identified by his or …

This paper looks at the decision to settle patent litigation in Germany from a new angle by focusing on detailed data … all patent litigation cases in Germany between 2000 and 2008 we estimate the likelihood of within-trial settlement. We …. Additionally, firm-specific stakes as measured by the relation of the involved parties to the disputed patent as well as firm …

forward citations patents can receive at the European Patent Office. While a patent can be cited as non-infringing state of … the art, it can also be cited because it threatens the novelty of patent applications (“blocking citations”). Empirical …. This finding adds to the patent value literature by showing that different types of patent citations carry different …

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 …

China recently surpassed the USA as the greatest global source of patent applications. However, without internationally … comparable measures of patent quality it remains questionable whether China's patent expansion constitutes the rise of a new … internationally comparable, quality-adjusted figures for applications made under the Patent Cooperation Treaty (PCT). We show that …

We use an exogenous change in German Federal law to examine how entrepreneurial support and the ownership of patent … of patent rights from university researchers to their universities. Based on a novel researcher-level panel database that … increase in start-up companies by university researchers. The shift in patent rights may have strengthened the relationship …

within a company group. However, the previous literature has rather focused on studying the impact of taxation on patent … employ data on European and US patent and trademark applications in the period of 1996-2012 and estimate a multinomial logit …