use both academic publications and patent data to trace the geographical distribution of related knowledge and innovation …

We analyze the impact of the probabilistic nature of patents on the functioning of Germany’s bifurcated patent … indicate that 12% of infringement cases in which the patent’s validity is challenged produce such ‘invalid but infringed …’ decisions. We also show that having to challenge a patent’s validity in separate court proceedings means that more resource …

technologies. How will patent protection affect this process? In this paper we first review the evidence on the role of patents for … innovation and international technology transfer in general. The literature suggests that patent protection in a host country … externalities, implies that patent protection may not be the optimal instrument for encouraging innovation in this area, especially …