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The market value of blocking patent citations
Czarnitzki, Dirk; Hussinger, Katrin; Leten, Bart - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
shown that patents and their quality as measured by citations received by future patents contribute significantly to the … forward citations patents can receive at the European Patent Office. While a patent can be cited as non-infringing state of … the art, it can also be cited because it threatens the novelty of patent applications ('blocking citations'). Empirical …
Persistent link: https://www.econbiz.de/10009003575
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The market value of blocking patent citations
Czarnitzki, Dirk; Hussinger, Katrin; Leten, Bart - 2011
shown that patents and their quality as measured by citations received by future patents contribute significantly to the … forward citations patents can receive at the European Patent Office. While a patent can be cited as non-infringing state of … the art, it can also be cited because it threatens the novelty of patent applications ('blocking citations'). Empirical …
Persistent link: https://www.econbiz.de/10010304459
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R&D, Within and Between Patent Competition in the Pharmaceutical Industry
Magazzini, Magazzini Laura; Pammolli, Fabio - Economics, Markets, Institutions, IMT Lucca Institute … - 2013
: We analyse the consequences of the increasing complexity of R&D on within- and between-patent competition in the pharmaceutical industry. The intensity of competition is measured by jointly considering the timing from market launch to patent expiry, the strength of between-patent competition...
Persistent link: https://www.econbiz.de/10010672390
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Everything You Always Wanted to Know about Inventors (But Never Asked): Evidence from the PatVal-EU Survey
Brusoni, Stefano; Crespi, Gustavo; Francoz, Dominique; … - C.E.P.R. Discussion Papers - 2006
Based on a survey of the inventors of 9,017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and...
Persistent link: https://www.econbiz.de/10005124480
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Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey
Harhoff, Dietmar; Hoisl, Karin - Volkswirtschaftliche Fakultät, … - 2006
Based on a survey of the inventors of 9,017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and...
Persistent link: https://www.econbiz.de/10005187255
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Everything you Always Wanted to Know About Inventors (But Never Asked): Evidence from the PatVal-EU Survey
Harhoff, Dietmar; Hoisl, Karin - 2006
Based on a survey of the inventors of 9,017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and...
Persistent link: https://www.econbiz.de/10010427735
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Everything you always wanted to know about inventors (but never asked) : evidence from the PatVal-EU Survey
Giuri, Paola; Mariani, Myriam; Brusoni, Stefano; … - 2006
Based on a survey of the inventors of 9,017 European patented inventions, this paper provides new information about the characteristics of European inventors, the sources of their knowledge, the importance of formal and informal collaborations, the motivations to invent, and the actual use and...
Persistent link: https://www.econbiz.de/10010441539
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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/10012389322
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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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Knowledge networks from patent data: Methodological issues and research targets.
Breschi, Stefano; Lissoni, Francesco - KITeS, Centre for Knowledge, Internationalization and … - 2004
-personal knowledge flows. Many doubts exist on whether patent citations really reflect the designated inventors’ knowledge of both their … technical fields, and of the other inventors and experts therein: citations, in fact, come mainly from the patent examiners, and …
Persistent link: https://www.econbiz.de/10005087127