We analyze the effect of patent thickets on entry into technology areas by firms in the UK. We present a model that … the potential for hold‐up in patent thickets. We show empirically that our measure of patent thickets is associated with a … evidence indicates that patent thickets raise entry costs, which leads to less entry into technologies regardless of a firm …

This report analyses whether entry of UK enterprises into patenting in a technology area is affected by patent thickets … in the technology area.The aim is to contribute to our understanding of the role of patent thickets as a barrier to entry … several parts:1) A review of the literature on patent thickets, including the limited empirical evidence regarding effects of …

The aim is to contribute to our understanding of the role of patent thickets as a barrier to entry into new …:A review of the literature on patent thickets, including the limited empirical evidence regarding effects of patent thickets on …;An empirical evaluation of the extent to which patent thickets appear to be barriers to entry in some technology areas …

During the 1980s, changes in the U.S. legalenvironment lead to stronger patent rights. In this study, the effect of … this"pro-patent" shift on the semiconductor industry is examined. Fieldinterviews were conducted between 1979 and 1995 with … activity of approximately 100 publicly traded semiconductorfirms. The patent data were matched with financial variables for …

evidence on patents as incentives for innovation, the effectiveness of patents for invention disclosure, patent valuation, and … the design of patent systems. We also look at some current policy areas, including software and business method patents …, university patenting, and the growth in patent litigation …

to the "Eco-Patent Commons", which provides royalty-free access to third parties to patented climate change related … investigate the motives of the contributing firms as well as the potential for such commons to encourage innovation and diffusion … knowledge management that combine open innovation and patenting …

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 … technologies. How will patent protection affect this process? In this paper we first review the evidence on the role of patents for …

on patents as an incentive for innovation, the effectiveness of patents for invention disclosure, patent valuation, and … what we know about the design of patent systems. We also look at what is known about some current policy areas, including … software and business method patents, university patenting, and the growth in patent litigation …