The continuations procedure within the U.S. patent system has been criticized for enabling firms to manipulate the … patent review process for strategic purposes. Changes during the 1990s in patent procedures affected the incentives of … by R&D-intensive, small firms that patent heavily, and are more common in chemical and biological technologies. Patents …

function of patent characteristics, university policy, and inventor fields in order to examine the extent to which outside …

We study the causal impact of patent invalidation on subsequent innovation and exit by the patent holder. The analysis … is based on patent litigation at the U.S. Court of Appeals for the Federal Circuit, and exploits the random allocation of … judges to control for endogeneity of the judicial decision. Invalidation causes the patent holder to reduce subsequent …

Such institutions as patent systems cannot be well understood without an assessment of technological creativity in …. Accordingly, this paper offers an empirical comparison of patents in relation to the award of prizes for technological innovation … unpredictable, and was unrelated to such proxies for the productivity of the innovation as inventive capital or the commercial …

The paper seeks to understand the impact of the patent system on innovation by examining shifts in the strength of … patent protection across sixty countries and a 150-year period. An examination of 177 policy changes reveals that … strengthening patent protection appears to have few positive effects on patent applications by entities in the country undertaking …

This paper surveys the major changes in patent policy and practice that have occurred in the last two decades in the U … effects of changes in patent policy. Despite the significance of the policy changes and the wide availability of detailed data … relating to patenting, robust conclusions regarding the empirical consequences for technological innovation of changes in …

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 …