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Death squad or quality improvement? : the impact of introducing post-grant review on U.S. patent quality
Martinelli, Arianna; Mazzei, Julia - 2022
Increasing evidence indicates that a large share of granted patents are ''undeserved'' because they do not meet the …, introduced the post-grant validity challenge at the United States Patents and Trademarks Office (USPTO). This procedure allows … any third party to question granted patents, possibly leading to patent revocation or scope reduction. This paper aims to …
Persistent link: https://www.econbiz.de/10013465134
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Patent disputes as emerging barriers to technology entry? : empirical evidence from patent opposition
Martinelli, Arianna; Mazzei, Julia; Moschella, Daniele - 2022
(TDs). Using a large-scale dataset combining data from the EPO-PATSTAT database and ORBIS-IP and containing patents applied … at EPO between 2000 and 2015, we construct a new measure of litigiousness using patent opposition data. We find that the … technologies, the frequency of oppositions discourages firms mostly in high-tech industries. Across firms, the risk of opposition …
Persistent link: https://www.econbiz.de/10013193295
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Concordance and complementarity in IP instruments
Grazzi, Marco; Piccardo, Chiara; Vergari, Cecilia - 2019
This work investigates the relationship between proxies of innovation activities, such as patents and trademarks, and … firms, in terms of patents and trademarks, and we study whether the two instruments for protecting IP exhibit …) between the patents and trademarks owned by the same firm and we then investigate whether such concordance exert any effect on …
Persistent link: https://www.econbiz.de/10012020200
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Intellectual property rights and agricultural development : evidence from a worldwide index of IPRs in agriculture (1961-2018)
Campi, Mercedes; Nuvolari, Alessandro - 2020
This paper revises and updates the Campi-Nuvolari index of intellectual property protection for plant varieties (Campi and Nuvolari, 2015). The new index has been updated and provides yearly scores for the period 1961-2018 for a total number of 104 countries, which have legislation on plant...
Persistent link: https://www.econbiz.de/10012181046
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The market for patents in Europe
Gambardella, Alfonso (contributor); Giuri, Paola (contributor) - 2006
By using the PatVal-EU dataset we find that the most important determinant of patent licensing is firm size. Patent breadth, value, protection, and other factors suggested by the literature also have an impact, but not as important. In addition, most of these factors affect the willingness to...
Persistent link: https://www.econbiz.de/10003321314
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Appropriability, patents, and rates of innovation in complex products industries
Marengo, Luigi; Pasquali, Corrado; Valente, Marco; … - 2009
yield lower rates of innovation, lower product quality and lower consumers' welfare. -- Patents ; appropriability of …
Persistent link: https://www.econbiz.de/10008732424
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Big pharma and monopoly capitalism: a long-term view
Dosi, Giovanni; Marengo, Luigi; Staccioli, Jacopo; … - 2021
an innovation rewarding institution. According to our analysis, pharma patents have constituted legal barriers to protect …. Conversely, the number of patents protecting new drugs approved by the FDA which draw upon government-sponsored research - as …
Persistent link: https://www.econbiz.de/10012604733
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Sustainable innovation and intellectual property rights: friends, foes or perfect strangers?
Castaldi, Carolina - 2021
of IPRs to common archetypes of sustainable innovation and I discuss the motives why companies might file patents …
Persistent link: https://www.econbiz.de/10012497277
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When authors become inventors : an empirical analysis on patent-paper pairs in medical research
Martinelli, Arianna; Romito, Elena - 2019
This paper investigates the effect of patenting on follow-on knowledge in cancer research. Using a difference-in-difference approach on an original dataset of patent-paper-pairs we are able to estimate the causal effect of the granting of a patent on scientic development in the same domain....
Persistent link: https://www.econbiz.de/10012111545
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Difusing new technology without dissipating rents : some historical case studies of knowledge sharing
Bessen, James; Nuvolari, Alessandro - 2017 - This version: November, 2017
The diffusion of innovations is supposed to dissipate inventors' rents. Yet in many documented cases, inventors freely shared knowledge with their competitors. Using a model and case studies, this paper explores why sharing did not eliminate inventors' incentives. Each new technology coexisted...
Persistent link: https://www.econbiz.de/10011752432