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Conflict resolution, public goods and patent thickets
Harhoff, Dietmar; von Graevenitz, Georg; Wagner, Stefan - 2013
Post-grant validity challenges at patent offices rely on the private initiative of third parties to correct mistakes made by patent offices. We hypothesize that incentives to bring post-grant validity challenges are reduced when many firms benefit from revocation of a patent and when firms are...
Persistent link: https://www.econbiz.de/10010352087
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Conflict resolution, public goods and patent thickets
Harhoff, Dietmar; Graevenitz, Georg von; Wagner, Stefan - 2013
Post-grant validity challenges at patent offices rely on the private initiative of third parties to correct mistakes made by patent offices. We hypothesize that incentives to bring post-grant validity challenges are reduced when many firms benefit from revocation of a patent and when firms are...
Persistent link: https://www.econbiz.de/10009742118
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Conflict resolution, public goods and patent thickets
Harhoff, Dietmar; Graevenitz, Georg von; Wagner, Stefan - European School of Management and Technology (ESMT) - 2012
Post-grant validity challenges at patent offices rely on the private initiative of third parties to correct mistakes made by patent offices. We hypothesize that incentives to bring post-grant validity challenges are reduced when many firms benefit from revocation of a patent and when firms are...
Persistent link: https://www.econbiz.de/10010839528
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Conflict Resolution, Public Goods and Patent Thickets
Harhoff, Dietmar; von Graevenitz, Georg; Wagner, Stefan - C.E.P.R. Discussion Papers - 2013
Post-grant validity challenges at patent offices rely on the private initiative of third parties to correct mistakes made by patent offices. We hypothesize that incentives to bring post-grant validity challenges are reduced when many firms benefit from revocation of a patent and when firms are...
Persistent link: https://www.econbiz.de/10011083866
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Freemium pricing: Evidence from a large-scale field experiment
Runge, Julian; Wagner, Stefan; Claussen, Jörg; … - 2016
Firms commonly run field experiments to improve their freemium pricing schemes. However, they often lack a framework … structuring existing knowledge on freemium pricing into a stylized framework. We apply the proposed framework in the analysis of a … field experiment that contrasts three variations of a freemium pricing scheme and comprises about 300,000 users of a …
Persistent link: https://www.econbiz.de/10011611256
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Freemium pricing : evidence from a large-scale field experiment
Runge, Julian; Wagner, Stefan; Claussen, Jörg; … - 2016
Firms commonly run field experiments to improve their freemium pricing schemes. However, they often lack a framework … structuring existing knowledge on freemium pricing into a stylized framework. We apply the proposed framework in the analysis of a … field experiment that contrasts three variations of a freemium pricing scheme and comprises about 300,000 users of a …
Persistent link: https://www.econbiz.de/10011598722
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Incidence and Growth of Patent Thickets - The Impact of Technological Opportunities and Complexity
von Graevenitz, Georg; Wagner, Stefan; Harhoff, Dietmar - 2011
We investigate incidence and evolution of patent thickets. Our empirical analysis is based on a theoretical model of patenting in complex and discrete technologies. The model captures how competition for patent portfolios and complementarity of patents affect patenting incentives. We show that...
Persistent link: https://www.econbiz.de/10010333846
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Modeling the Duration of Patent Examination at the European Patent Office
Harhoff, Dietmar; Wagner, Stefan - 2006
We analyze the duration of the patent examination process at the European Patent Office (EPO). Our data contain information related to the patent's economic and technical relevance, EPO capacity and workload as well as novel citation measures which are derived from the EPO's search reports. In...
Persistent link: https://www.econbiz.de/10010334147
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Patentschutz: Impulsgeber für Innovationen oder Behinderung von Produktion?
Zech, Herbert; Wagner, Stefan; Fackler, Thomas; Hilty, … - In: ifo Schnelldienst 74 (2021) 08, pp. 03-20
Herbert Zech, Humboldt-Universität zu Berlin, fällt insgesamt ein positives Urteil zum Patentschutz: Er ermögliche technische Innovation in Bereichen, in denen sich Entwicklungsaktivitäten wegen leichter Nachahmbarkeit und hohen Investitionsbedarfs ansonsten nicht lohnen würden....
Persistent link: https://www.econbiz.de/10012882712
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Patente in der europäischen Finanzindustrie: terra incognita?
Wagner, Stefan - In: Vierteljahrshefte zur Wirtschaftsforschung 78 (2009) 1, pp. 156-166
Die unklare Formulierung des Artikels 52 des Europäischen Patentübereinkommens hat zu einer Unsicherheit bezüglich der Patentierbarkeit von Erfindungen mit finanzwirtschaftlichem Hintergrund am Europäischen Patentamt (EPA) geführt. Der vorliegende Artikel gibt einen Überblick über die...
Persistent link: https://www.econbiz.de/10010377875