competition towards competition based on technical inventions, a worldwide surge in patenting took place, and the ?patent thicket … manufacturing in 2000, it turns out that patents are important to protect intellectual property in the market, whereas secrecy seems …

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 …

nanomaterials. We analyse European Patent Office data at the German district level (NUTS-3) on applications for nanomaterial patents …Nanomaterials are seen as a key technology for the 21st Century, and much is expected of them in terms of innovation … products. In this context, it seems all the more important for regions to put their own innovation systems in place, and to …

analysis show that relatively valuable patents are more likely to be involved in litigation cases than the average patent … than patents which have not been opposed. Patent owner?s ability to trade patents with potential infringers and to interact …This paper presents an empirical analysis of the determinants of patent litigation in Germany, based on information …

, but only for firms that engage in in-licensing and only for product innovation. The relationship between fragmentation and … innovative performance also depends on the size of a firm's patent portfolio, which suggests an important strategic role for …

landscapes have a higher probability of in-licensing. For firms with small patent portfolios we also find a positive association … higher innovative performance for firms that do not in-license. Furthermore, the effects of fragmentation on innovation also … appear to depend on the size of a firm’s patent portfolio. These results suggest that the effects of fragmentation of …

on the effects of the patent stock on profitability. The data base is a representative sample of German manufacturing … patent stock has a strong and robust effect on profitability. …

empirical study on the determinants of innovative activity measured by patent applications are presented. A sample of German … innovation, i.e. weakly controlled managers show a higher innovation propensity. However, the higher the leverage the more …

relationship using panel data on German start-up firms as well as German patent data. It employs different indicators of patenting …

Many studies investigate the relationship between R&D expenditures as an input and patents as an intermediate product … or output of a knowledge production function. We suggest that the productivity of research in patent production functions … to patentable knowledge, and development happens after the initial research phase that may have led to a patent. Instead …