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Determinants of opposition against EPO patent grants - the case of biotechnology and pharmaceuticals
Harhoff, Dietmar - 2002
Persistent link: https://www.econbiz.de/10013424211
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The private values of 'thickets'and 'fences' : towards an updated picture of the use of patents across industries
Reitzig, Markus - In: Economics of innovation and new technology 13 (2004) 5, pp. 457-476
Persistent link: https://www.econbiz.de/10002001531
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The value of European patents
Gambardella, Alfonso; Harhoff, Dietmar; Verspagen, Bart - 2008
Persistent link: https://www.econbiz.de/10003728653
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Incidence and growth of patent thickets : the impact of technological opportunities and complexity
Graevenitz, Georg von; Wagner, Stefan; Harhoff, Dietmar - 2008
Persistent link: https://www.econbiz.de/10003741038
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Can post-grant reviews improve patent system design? : a twin study of US and European patents
Graham, Stuart J. H.; Harhoff, Dietmar - 2006
Persistent link: https://www.econbiz.de/10003330744
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Languages, fees and the international scope of patenting
Harhoff, Dietmar; Hoisl, Karin; Van Pottelsberghe de la … - 2009
Persistent link: https://www.econbiz.de/10003836076
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The economic value of patent portfolios
Gambardella, Alfonso; Harhoff, Dietmar; Verspagen, Bart - 2013
Persistent link: https://www.econbiz.de/10009713962
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Conflict resolution, public goods and patent thickets
Harhoff, Dietmar; Graevenitz, Georg von; Wagner, Stefan - 2013
Persistent link: https://www.econbiz.de/10009759759
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Modelling the duration of patent examination at the European Patent Office
Harhoff, Dietmar; Wagner, Stefan - 2005
Persistent link: https://www.econbiz.de/10003224865