The “monopoly” authorized by the Patent Act refers to the exclusionary power of individual patents. That is not the … same thing as the acquisition of individual patent rights into portfolios that dominate a market, something that the Patent … Act never justifies and that the antitrust laws rightfully prohibit.Most patent assignments are procompetitive and serve …

Frivolous patent-infringement claims increase the cost of innovation for small businesses and force them to exit via … premature and discounted acquisitions. This study investigates the effect of abusive patent-infringement claims by patent trolls … on acquisitions of small firms. I exploit the staggered adoption of anti-patent troll laws in 35 states as a quasi …

We show that the acquisition of a startup inventor's first patent has a negative effect on the subsequent productivity … of the patent's inventor, leading to 6.7 fewer patents being granted to the inventor over five years. This effect is not … patent examiners ask them to cite, and examiners are more likely to cite patents that they have reviewed in the past. When …

We report data on patent litigation activity initiated by patent assertion entities and discuss the tactics used by … patent monetization on innovation and on consumers. We then study the economic effects of several different categories of … patent acquisitions based on the type of seller, the type of buyer, and the patent portfolio involved …

drive many high technology strategies. For a variety of reasons, too many high-tech companies own patent rights without … having an accurate understanding of the true value and real/potential risks associated with their patent portfolios or … without initially developing and executing an assessment to thoroughly understand what their patent portfolios will entail …