Post-grant validity challenges at patent offices rely on the private initiative of third parties to correct mistakes … made by patent offices. We hypothesize that incentives to bring post-grant validity challenges are reduced when many firms … benefit from revocation of a patent and when firms are caught up in patent thickets. Using data on opposition against patents …

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 …

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 …

This paper looks at the decision to settle patent litigation in Germany from a new angle by focusing on detailed data …% of 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 …

technology markets and increased rents for small inventors. Is this also true for today’s NPEs? Or are they “patent trolls” who … opportunistically litigate over software patents with unpredictable boundaries? Using stock market event studies around patent lawsuit …

international licensing agreements developed with the French Patent office (INPI). As a main result, we highlight a stronger …

unjust enrichment (UE), both damage rules that are used by courts in the calculation of damages when a patent has been … homogeneous good. One of the firms (patent holder) develops a cost reduction innovation (drastic or non-drastic) and got a patent …

This paper assesses the impact of adopting a post-grant review institution in the US patent system by comparing the … “opposition careers” of European Patent Office (EPO) equivalents of litigated US patents to those of a control group of EPO … employing these different methods in our data analysis. We find that EPO equivalents of US litigated patent applications are …