strategic accumulation of patents in the pharmaceutical industry from the concept of patent thickets. It is hoped that the …This paper discusses the problem of strategic accumulation of patents in the pharmaceutical industry. In the academic … legal discussion this strategy is often confused with the notion of patent thickets. It will be argued, however, that these …

(2007) to study patent litigation strategy and rates of innovation. We show that a legal regime where infringement is …In a patent infringement suit, the alleged infringer wins with a ruling of either patent invalidity or non …-period competition, but simultaneously removes constraints to successful future innovation. The choice of whether to vigorously pursue …

Theoretically, whether technology firms should increase external R&D in response to stronger patent law depends on the … effects of law on returns to external and internal R&D. Exploiting geographical differences in the strengthening of patent …-technology and more geographically concentrated industries, and those where patents were less effective in appropriability …

mechanism. Increases in patent protection should benefit those firms that rely on patents disproportionately more. We apply such … insight by combining measures of industry reliance on patent protection (IRPP) from seminal innovation surveys with the …We propose a novel empirical strategy for detecting the potential effects of patent reforms on R&D investments. Our …

Innovation is widely considered one of the most important drivers for firm growth in the contemporary economy. However …, the 'elusive' as well as heterogeneous nature of innovation has generated a lively debate among scholars with regards to … the best metrics to capture its features and effects. Often, this has led to a reliance on R&D and/or patent …