In our days, German machine tool makers accuse their Chinese competitors of violating patent rights and illegally … American technology. To understand the dynamics of this catching-up process we use patent statistics to analyze firms … this strategy by stipulating a patent law that discriminated against foreign patent holders and probably also by delaying …

Using patent citation data for the U.S., we test whether knowledge spillovers in biotechnology are sensitive to …

alternative indicators of the stock of knowledge are specified. One is based on patent applications, the other on numbers of …

panels of UK and US firms matched to patent data we show that UK firms who had established a high proportion of US …

patent applications as a technology diffusion channel. Considering the relationship between research and productivity …, international patent pattern reflects the link between the source (R&D) and the use (IFP). To estimate patent related spillover … and cointegration and to obtain reliable coefficients. I find that patent related foreign R&D spillover effects are …