Narrow search
Showing 1 - 10 of 545
Cover Image
Exploring the Tail of Patented Invention Value Distributions
Scherer, Frederic M.; Harhoff, Dietmar; Vopel, Katrin - 1997
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 account for a large fraction of the cumulative value over all observations …
Persistent link: https://www.econbiz.de/10010297567
Cover Image
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
Cover Image
Heterogeneity of Patenting Activity and Its Implications for Scientific Research
Czarnitzki, Dirk; Glänzel, Wolfgang; Hussinger, Katrin - 2007
not account for heterogeneity of patenting activities ranging from university patents to corporate patents. While the … publishing distinguishing between different types of patents for a large sample of professors active in Germany. Our results show … that, while university patents as well as patents assigned to not-for-profit institutions complement publication quantity …
Persistent link: https://www.econbiz.de/10010297907
Cover Image
The market value of blocking patent citations
Czarnitzki, Dirk; Hussinger, Katrin; Leten, Bart - 2011
There is a growing literature that aims at assessing the private value of knowledge assets and patents. It has been … 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 …
Persistent link: https://www.econbiz.de/10010304459
Cover Image
External capital access and new product launch in start-up firms with uncertain intellectual property rights
Heger, Diana; Hussinger, Katrin - 2013
Classical patent literature assumes that patents grant well-defined legal rights to exclude others from practicing an … and the certification effect of patents which signals the ventures' 'quality' to investors. If the decision about patent … start-up companies are reluctant to launch new products if patents are pending. Further, pending patents attract risk …
Persistent link: https://www.econbiz.de/10010327224
Cover Image
The rise of process claims: Evidence from a century of U.S. patents
Ganglmair, Bernhard; Robinson, W. Keith; Seeligson, Michael - 2022
We document the occurrence of process claims in granted U.S. patents over the last century. Using novel data on the … broad spectrum of technologies. Process intensity varies by applicant type: companies file more process-intense patents than … individuals, and U.S. applicants file more process-intense patents than foreign applicants. We further show that patents with …
Persistent link: https://www.econbiz.de/10013175974
Cover Image
The interplay between product innovation, publishing, patenting and developing standards
Blind, Knut; Krieger, Bastian; Pellens, Maikel - 2022
Firms use a variety of practices to disclose the knowledge generated by their R&D activities, including, but not limited to, publishing findings in scientific journals, patenting new technologies, and contributing to developing standards. While the individual effects of engaging in the listed...
Persistent link: https://www.econbiz.de/10013273906
Cover Image
Information leakage, imitation, and the patent system
Czarnitzki, Dirk; van Criekingen, Kristof - 2021
firms may protect their inventions by means of intellectual property rights, such as patents. By taking out a patent … of patents on the dissemination of R&D findings is, however, insignificant. Therefore, we conclude that patent …
Persistent link: https://www.econbiz.de/10012625069
Cover Image
Subsidized and non-subsidized R&D projects: Do they differ?
Koehler, Mila; Peters, Bettina - 2017
Little is known about whether and to what extent the outcome of subsidized and non-subsidized R&D projects differ. In this paper we exploit a novel dataset of patent applications filed in Germany between 1995-2005, which allows us to identify if a patent application stems from a subsidized...
Persistent link: https://www.econbiz.de/10011739422
Cover Image
Quantity or quality? Collaboration strategies in research and development and incentives to patent
Hottenrott, Hanna; Lopes-Bento, Cindy - 2012
patenting, our results further suggest that knowledge creation alliances lead to patents that are filed to protect valuable …
Persistent link: https://www.econbiz.de/10010309806