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Complementary patents and market structure
Schmidt, Klaus M. - 2009 - This version: August 19, 2009
Many high technology goods are based on standards that require several essential patents owned by different IP holders. This gives rise to a complements and a double mark-up problem. We compare the welfare effects of two different business strategies dealing with these problems. Vertical...
Persistent link: https://www.econbiz.de/10003909249
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Licensing complementary patents : "patent trolls", market structure, and "excessive" royalties
Layne-Farrar, Anne; Schmidt, Klaus M. - 2009
The infamous Blackberry case brought new attention to so-called 'patent trolls' and began the general association of trolls with 'non-practicing' patent holders. This has had important legal consequences: Namely, patent holders have been denied injunctive relief because they did not practice the...
Persistent link: https://www.econbiz.de/10003909252
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An econometric analysis of 3G auction spectrum valuations
Bohlin, Erik; Madden, Gary; Morey, Aaron - 2010
Persistent link: https://www.econbiz.de/10003986293
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Fragmented property rights and R&D competition
Clark, Derek J.; Konrad, Kai A. - 2006
Where product innovation requires several complementary patents, fragmented property rights can be a factor that limits firms' willingness to invest in the development and commercialization of new products. This paper studies multiple simultaneous R&D contests for complementary patents and how...
Persistent link: https://www.econbiz.de/10010365878
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Jostling for advantage : licensing and entry into patent portfolio races
Siebert, Ralph; Graevenitz, Georg von - 2006
they license ex ante or ex post. We develop a model of a patent portfolio race, which allows for endogenous R&D efforts, to …
Persistent link: https://www.econbiz.de/10010365900
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License auctions with exit (and entry) options : alternative remedies for the exposure problem
Hu, Luke; Wolfstetter, Elmar - 2012
Inspired by some spectrum auctions, we consider a stylized license auction with incumbents and one entrant. Whereas the …
Persistent link: https://www.econbiz.de/10009685869
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The license of right, compulsory licensing and the value of exclusivity
Rudyk, Ilja - 2012
This paper uses the License of Right (LOR) provision implemented in Section 23 of the German Patent Act to answer the … the welfare implications of having a License of Right system? Section 23 of the German Patent Act grants a patentee a 50 …. Nevertheless, for a small fraction of patents a commitment to license non-exclusively may even increase the returns from patent …
Persistent link: https://www.econbiz.de/10010343808