Patents for inventions are at the crossroad of law, technology and economics, with the Patent System resting on two … with the present economic landscape, this essay sketches out the reasons why patents have entered the domain of policy … technological change and patents are briefly analyzed, together with their implications for policy makers. The underlying aim is to …

, United Kingdom, and United States). By using patents and patent citations at the United States Patent and Trademark Office we …

actually knew of the cited patents) and existence of a knowledge flow (whether some information on the contents of the cited … patents has however reached the, possibly unaware, citing inventor). Questionnaires addressed to inventors are severely … derive maps of social relationships between inventors, and measures of social proximity between cited and citing patents …

This paper provides novel empirical evidence on the private value of patents and R&D. We analyze an unbalanced sample … relationship between firm’s stock market value and patents, accounting for the ‘quality’ of EPO patents. We find that Tobin’s q is … add information beyond that in patents. However, the composite quality indicator based on backward citations, forward …

domestic patent data, rather than – as it is customary – international patents. Firstly, we show that the adoption of the TRIPs … patent applications have come from nonresidents, most likely as extensions of foreign patents. However it is too early to … assess if this substantial increase in (foreign) patents is a permanent characteristic of patenting activity in Brazil …