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The market value of blocking patent citations
Czarnitzki, Dirk; Hussinger, Katrin; Leten, Bart - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
shown that patents and their quality as measured by citations received by future patents contribute significantly to the … forward citations patents can receive at the European Patent Office. While a patent can be cited as non-infringing state of … the art, it can also be cited because it threatens the novelty of patent applications ('blocking citations'). Empirical …
Persistent link: https://www.econbiz.de/10009003575
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The market value of blocking patent citations
Czarnitzki, Dirk; Hussinger, Katrin; Leten, Bart - 2011
shown that patents and their quality as measured by citations received by future patents contribute significantly to the … forward citations patents can receive at the European Patent Office. While a patent can be cited as non-infringing state of … the art, it can also be cited because it threatens the novelty of patent applications ('blocking citations'). Empirical …
Persistent link: https://www.econbiz.de/10010304459
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Industry-science connections in agriculture: Do public science collaborations and knowledge flows contribute to firm-level agricultural research productivity?
Toole, Andrew A.; King, John L. - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
science through citations and collaborations on scientific papers. Fixed effects models show that greater citations and …
Persistent link: https://www.econbiz.de/10009369494
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Industry-science connections in agriculture: Do public science collaborations and knowledge flows contribute to firm-level agricultural research productivity?
Toole, Andrew A.; King, John L. - 2011
science through citations and collaborations on scientific papers. Fixed effects models show that greater citations and …
Persistent link: https://www.econbiz.de/10010307182
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Protecting innovation through patents and trade secrets: Determinants and performance impacts for firms with a single innovation
Crass, Dirk; Garcia Valero, Francisco; Pitton, Francesco; … - 2016
This paper tests a number of hypotheses on the use and effectiveness of patents and trade secrets designed to protect innovation. While previous studies have often considered patents and trade secrets as substitutes for one another, we investigate the complementary role of the two protection...
Persistent link: https://www.econbiz.de/10011539589
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Digital design protection in Europe: Law, trends, and emerging issues
Filitz, Rainer; Henkel, Joachim; Ohnemus, Jörg - 2017
Digital designs - that is, designs for display on electronic screens - have recently burst onto the intellectual property (IP) stage. While in the U.S. a smattering of legal studies have recently addressed the question of digital design as a copyright-, trademark- and patent-eligible subject...
Persistent link: https://www.econbiz.de/10011595644
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R&D partnerships and innovation performance: Can there be too much of a good thing?
Hottenrott, Hanna; Lopes-Bento, Cindy - 2015
R&D collaboration facilitates pooling of complementary skills, learning from the partner as well as sharing risks and costs. Research therefore repeatedly stressed the positive relationship between collaborative R&D and innovation performance. Fewer studies addressed potential drawbacks of...
Persistent link: https://www.econbiz.de/10011393274
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The dynamic relationship between investments in brand equity and firm profitability: Evidence using trademark registrations
Crass, Dirk; Czarnitzki, Dirk; Toole, Andrew A. - 2016
Most marketing practitioners and scholars agree that marketing assets such as brand equity significantly contribute to a firm's financial performance. In this paper, we model brand equity as an unobservable stock that results from up to thirty years of past brand-related investment flows. Using...
Persistent link: https://www.econbiz.de/10011419924
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Exploring the Tail of Patented Invention Value Distributions
Scherer, Frederic M.; Harhoff, Dietmar; Vopel, Katrin - 1997
We explore the tail of patented invention value distributions by using value estimates obtained directly from patent holders. The paper focuses on those full-term German patents of the application year 1977 which were held by West German and U.S. residents. The most valuable patents in our data...
Persistent link: https://www.econbiz.de/10010297567
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An empirical assessment of co-activity among German professors
Czarnitzki, Dirk; Glänzel, Wolfgang; Hussinger, Katrin - 2006
The growing importance of technology relevant non-publication output of university research has come into the focus of policy-makers? interest. A fierce debate arose on possible negative consequences of the increasing commercialization of science, as it may come along with a reduction in...
Persistent link: https://www.econbiz.de/10010297851