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A brief history of space and time: the scope-year index as a patent value indicator based on families and renewals
van Pottelsberghe de la Potterie, Bruno; van Zeebroeck, … - Centre Emile Bernheim, Solvay Brussels School of … - 2007
The renewal of patents and their geographical scope for protection constitute two essential dimensions in a patent’s life, and probably the most frequently used patent value indicators. The intertwining of these dimensions (the geographical scope of protection may vary over time) makes their...
Persistent link: https://www.econbiz.de/10005357831
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A Brief History of Space and Time: the Scope-Year Index as a Patent Value Indicator Based on Families and Renewals
van Pottelsberghe de la Potterie, Bruno; van Zeebroeck, … - C.E.P.R. Discussion Papers - 2007
The renewal of patents and their geographical scope for protection constitute two essential dimensions in a patent’s life, and probably the most frequently used patent value indicators. The intertwining of these dimensions (the geographical scope of protection may vary over time) makes their...
Persistent link: https://www.econbiz.de/10005123782
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Academic patent value and knowledge transfer in the UK: Does patent ownership matter?
Groupe de Recherche en Économie Théorique et … - 2012
patent and scientist characteristics, corporate patents received more citations than university patents in the first three …
Persistent link: https://www.econbiz.de/10010535638
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Academic patent value and knowledge transfer in the UK. Does patent ownership matter?
Sterzi, Valerio - Volkswirtschaftliche Fakultät, … - 2011
characteristics, corporate patents received more citations than university patents in the �first three years after fi�ling, but (2 …
Persistent link: https://www.econbiz.de/10009372564
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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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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