supplemental information on IP litigation and patent portfolios. The rich survey information regarding firms’ general innovation …We contribute to the economic literature on patent litigation by taking a new perspective. In the past, scholars mostly … focused on specific litigation cases at the patent level and related technological characteristics to the event of litigation …

of critical knowledge. Given that a patent specification has to include a clear description of the patented matter so … to patent law. This paper provides a model identifying the incentives for firms to deliberately obscure their inventive … knowledge in a patent specification. …

Classical patent literature assumes that patents grant well-defined legal rights to exclude others from practicing an … invention. In this scenario, start-up companies benefit from the exclusive right to commercialize patent-protected inventions … and the certification effect of patents which signals the ventures’ “quality” to investors. If the decision about patent …

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 …

innovation. While previous studies have often considered patents and trade secrets as substitutes for one another, we investigate … the complementary role of the two protection methods. We identify protection strategies for single innovation firms and … for the same innovation or for different innovations. Employing firm panel data from Germany, we find fairly few …

We develop an index that compares the quality of Patent Cooperation Treaty (PCT) applications by considering citations … is decreasing over time. We find that the patent quality of firms increases in R&D stocks but decreases with the …

I analyse how patent litigation outcome in Germany affects the performance of the disputing firms by interpreting … the functioning of the bifurcated German patent litigation system: The separation of litigation and invalidity decisions …, resulting in invalidity decisions taking much longer than decisions on infringement, provides patent holders with a window of …

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 …

effect of temporarily mitigating competition, and the negative effect of mandatory disclosure of a patent application … patent are negatively related as opposed to common intuition, (ii) in industries with imperfect appropriability in case of … secrecy the extent of the technological lead is positively associated with the propensity to patent, and that (iii) the …

In recent years, firms have increasingly contributed to and been confronted with a patent landscape characterized by … numerous but marginal inventions, overlapping claims and patent fences. Literature suggests that both the fragmentation of … ownership and the threat of a firm's patent applications being blocked by competitors' patents lead to increased patenting and …