Using the case of an important capital goods industry the paper examines the impact ofthe national patent system on the …

This paper studies the impact of cash constraints on equilibrium research intensities in a patent race between a … industry, where all innovations are patented and each patent award is in itself a race for the next innovation. Since the … identify the players’ status from the patent data: we call the patent assignee an entrant if none of the patents that are cited …

Patent pools in the framework of Lerner and Tirole (2004) may enhance or reduce social welfare. The purpose of this …

This paper analyses whether strategic motives for patenting influence the characteristics ofcompanies’ patent … survey and patent data from German companies.We find clear evidence that the companies’ patenting strategies explain the … characteristicsof their patent portfolios... …

Patent trolls appropriate profits from innovation solely by enforcing patents against infringers.They are often … effectively terminate the troll business. Inthis paper, we shed light on this issue by empirically analyzing trolls’ patent …

Many patent applications lapse before they are reviewed by patent examiners. In thispaper we analyze how even a lapsed … patent application yields benefits to the applicant.We argue that these benefits are attributable to pendency and publication …