Classical patent literature assumes that patents grant well-defined legal rights to exclude others from practicing an … invention. In this scenario, start-up companies benefit from the exclusive right to commercialize patent-protected inventions … and the certification effect of patents which signals the ventures’ “quality” to investors. If the decision about patent …

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 methods. We identify protection strategies for single innovation firms and … for the same innovation or for different innovations. Employing firm panel data from Germany, we find fairly few …

supplemental information on IP litigation and patent portfolios. The rich survey information regarding firms’ general innovation …We contribute to the economic literature on patent litigation by taking a new perspective. In the past, scholars mostly … focused on specific litigation cases at the patent level and related technological characteristics to the event of litigation …

We use an exogenous change in German Federal law to examine how entrepreneurial support and the ownership of patent … of patent rights from university researchers to their universities. Based on a novel researcher-level panel database that … increase in start-up companies by university researchers. The shift in patent rights may have strengthened the relationship …

careers. We combine survey information spanning the inventors' entire careers and psychometric test evidence, with patent … of inventive performance such as inventor age and a broad list of applicant institution-, technology-, patent-, and …

. In 2002, Germany transferred patent rights from faculty members to their universities. To identify the effect on the …

We develop an index that compares the quality of Patent Cooperation Treaty (PCT) applications by considering citations … is decreasing over time. We find that the patent quality of firms increases in R&D stocks but decreases with the …

of critical knowledge. Given that a patent specification has to include a clear description of the patented matter so … to patent law. This paper provides a model identifying the incentives for firms to deliberately obscure their inventive … knowledge in a patent specification. …

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 …. This finding adds to the patent value literature by showing that different types of patent citations carry different …

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 …&D Collaboration ; Knowledge Exchange ; Patents ; Innovation ; Count Data Models …