assignee and which are owned by corporate entities. Our findings suggest that faculty patents assigned to corporations exhibit …. Faculty patents assigned to academic inventors or to public research institutions, in contrast, are more complex, more basic …

patent quantity is driven by knowledge exchange rather than joint R&D. Firms engaged in joint R&D, on the other hand, receive … more forward citations per patent indicating that joint R&D enhances patent quality. In light of literature on strategic … patenting, our results further suggest that knowledge creation alliances lead to patents that are filed to protect valuable …

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 … functioning of the contemporary patent system. We find that patenting firms are being less confronted with imitation. The effect …

academic patents using German professor patents linked to patent opposition data from the European Patent Office (EPO). Patent … academic patents protect more basic inventions than corporate patents. This study provides new evidence on the basicness of … oppositions are the most important mechanism by which the validity of patents filed at the EPO can be challenged. Controlling for …

subsequent years. For patents, we find that industry funding increases their quality measured by patent citations. …

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. …

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 …

plant size. We further find lagged negative effects on the (citation-weighted) number of filed patents. …