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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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The Value of European Patents
Gambardella, Alfonso; Harhoff, Dietmar; Verspagen, Bart - C.E.P.R. Discussion Papers - 2008
skewed distribution of patent values. Our measure is significantly correlated with the number of patent citations, references …, claims, and countries in which the patent is applied. Citations explain value as much as the other three indicators combined …, and the right tail of citations is correlated with the right tail of our value measure. Yet, the four indicators only …
Persistent link: https://www.econbiz.de/10005792528
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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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Innovative activity in NAFTA and EU countries: an analysis of structural change in patent granted trends
Gómez, Mario; Rodríguez, José Carlos - In: Revista Nicolaita de Estudios Económicos IV (2009) 1, pp. 41-56
This paper analyzes innovative activity in North America and European Union (EU) countries by means of the number of patents granted from 1965 to 2005. Making use of the database released by the World Intellectual Property Organization (WIPO), we search for presence of a structural change patent...
Persistent link: https://www.econbiz.de/10008509704
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Patent Value and Citations: Creative Destruction or Strategic Disruption?
Abrams, David S.; Akcigit, Ufuk; Popadak, Jillian - Department of Economics, University of Pennsylvania - 2013
innovation literature. Using an NPE-derived dataset with patent-specific revenues we find that the relationship of citations to … value in fact forms an inverted-U, with fewer citations at the high end of value than in the middle. Since the value of …
Persistent link: https://www.econbiz.de/10010822909
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Patents: A Means to Innovation or Strategic Ends?
Schwarz, Jiri; Stepanek, Martin - 2016
strategic patenting over time and across industries. With received citations as a measure of patent social value, we use data …
Persistent link: https://www.econbiz.de/10011787271
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Patents : a means to innovation or strategic ends?
Schwarz, Jiri; Stepanek, Martin - 2016
strategic patenting over time and across industries. With received citations as a measure of patent social value, we use data …
Persistent link: https://www.econbiz.de/10011456844