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This paper presents an empirical analysis of the determinants of patent litigation in Germany, based on information from suits filed during the period from 1993 to 1995 at two of the three most important district courts. A control group was formed by selecting a random sample from the population...
Persistent link: https://www.econbiz.de/10010297398
In the 1990s, patenting schemes changed in many respects: upcoming new technologies accelerated the shift from price competition towards competition based on technical inventions, a worldwide surge in patenting took place, and the ?patent thicket? arose as a consequence of strategic patenting....
Persistent link: https://www.econbiz.de/10010297402
Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....
Persistent link: https://www.econbiz.de/10010297565
, but only for firms that engage in in-licensing and only for product innovation. The relationship between fragmentation and …
Persistent link: https://www.econbiz.de/10010298682
higher innovative performance for firms that do not in-license. Furthermore, the effects of fragmentation on innovation also …
Persistent link: https://www.econbiz.de/10010299833
analysis rests on the German data from the Europe-wide Community Innovation Survey (CIS). We use a unique data set of about 900 … domestic innovation activities the later wave reports IP infringements. In a second analysis, the likelihood of infringements … from innovation host countries and no innovation host countries abroad is examined. Before the empirical analysis, an …
Persistent link: https://www.econbiz.de/10010303803
This paper analyzes how companies of immigrant entrepreneurs in knowledgeintensive industries differ from companies of native entrepreneurs with respect to start-up characteristics, firm survival and innovative performance. I focus on immigrants from the 'recruitment countries' of south and...
Persistent link: https://www.econbiz.de/10010304654
, this paper examines the occurrence of IP litigation cases in Belgian firms using the 2013 Community Innovation Survey with … supplemental information on IP litigation and patent portfolios. The rich survey information regarding firms' general innovation … imitation and incremental innovation. Our results indicate that when controlling for firms' IP portfolio, the composition of …
Persistent link: https://www.econbiz.de/10011817198
We document the occurrence of process claims in granted U.S. patents over the last century. Using novel data on the type of independent patent claims, we show an increase in the annual share of process claims of about 25 percentage points (from below 10% in 1920). This rise in process intensity...
Persistent link: https://www.econbiz.de/10013175974
, innovative performance is an important driver of profitability and growth. On the other hand, investments in innovation suffer …From a firm's perspective two competing forces are driving the decision to invest in innovation. On the one hand …
Persistent link: https://www.econbiz.de/10012625069