This paper presents a study of backward and forward patent citations in patents granted to firms and institutions in … the Netherlands by the United States Patent and Trademark Office (USPTO). The study establishes different patterns of … patent citation in recent Dutch patents belonging to different industrial classes. We run our model in the set of backward …

on the basis of patent data was conducted and a weighted bivariate probit model was estimated on the citation probability … of industry and science on the basis of a combined sample of citing and cited patent pairs and an equal number of control … patent pairs. The empirical results suggest that there are considerable differences in the citation probability. Cultural …