Patent race models assume that an innovator wins the only patent covering a product. But when technologies are complex … patent standards are low, firms build "thickets" of patents, especially incumbent firms in mature industries. When they … other hand, when lead time advantages are significant and patent standards are high, firms pursue strategies of "mutual non …

Patent nonuse occurs when a patentee fails to commercialize its patent, such as when the patent has no present … commercial value or when attempts to license it have been unsuccessful. Patent nonuse may have anticompetitive purposes as well … patentee. This Article explores the phenomenon of patent suppression, examines possible reasons for its occurrence, and …

This chapter summarizes the basic characteristics of patent data as an innovation indicator and reviews some of the … recent research using patent data, focusing on major developments since Griliches in 1990 [Griliches, Z. (1990). “Patent … availability of patent data on an increasingly global scale and the accompanying global spread of research using patent data. The …

patent-regime change on world-fair exhibits per capita, which we use as a proxy for non-patented innovation. We interpret …This paper analyzes the consequences of radical patent-regime change by exploiting a natural experiment: the forced … adoption of the Prussian patent system in territories annexed after the Austro-Prussian War of 1866. Compared to other German …

This paper explores the possible job creation effect of innovation activity. We analyze a unique panel dataset covering … is the labour-friendly nature of innovation, which we measure in terms of forward-citation weighted patents. However …, this positive impact of innovation is statistically significant only for firms in the high-tech manufacturing sectors …