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Erratum to "Citations, family size, opposition and the value of patent rights" (Research Policy 32 (2003) 1343-1363)

Harhoff, Dietmar; Scherer, Frederic M.; Vopel, Katrin - In: Research policy : policy and management studies of … 33 (2004) 2, pp. 363

Persistent link: https://www.econbiz.de/10007651076

Profiting from voluntary information spillovers: how users benefit by freely revealing their innovations

Harhoff, Dietmar; Henkel, Joachim; von Hippel, Eric - In: Research policy : policy and management studies of … 32 (2003) 10, pp. 1753-1770

Persistent link: https://www.econbiz.de/10007652831

Patents, freedom to operate, and follow-on innovation: Evidence from post-grant opposition

Gäßler, Fabian; Harhoff, Dietmar; Sorg, Stefan; von … - 2024

We study the blocking effect of patents on follow-on innovation by others. We posit that follow-on innovation requires freedom to operate (FTO), which firms typically obtain through a license from the patentee holding the original innovation. Where licensing fails, follow-on innovation is...

Persistent link: https://www.econbiz.de/10014517482

Innovationsanreize in einem strukturellen Oligopolmodell

Harhoff, Dietmar - In: Zeitschrift für Wirtschafts- und Sozialwissenschaften … 117 (1997) 3, pp. 333-364

Persistent link: https://www.econbiz.de/10014522549