This paper develops a methodology to compare the quality of examination services in different patent offices. Quality … is defined as the extent to which patent offices comply with their patentability conditions in a transparent way. The … of patent offices in Europe (EPO), Japan (JPO) and the US (USPTO) shows that their operational designs differ …

' successful patent applications. The last chapter describes sector-level input-output relationships in eleven European economies …

mechanisms for medium inventions, and patent their most important innovations. This result reestablishes the traditional view …

This paper presents an empirical analysis of the determinants of patent litigation in Germany, based on information … analysis show that relatively valuable patents are more likely to be involved in litigation cases than the average patent … than patents which have not been opposed. Patent owner?s ability to trade patents with potential infringers and to interact …

We investigate incidence and evolution of patent thickets. Our empirical analysis is based on a theoretical model of … patenting in complex and discrete technologies. The model captures how competition for patent portfolios and complementarity of … patent thickets is introduced. European patent citations are used to construct measures of fragmentation and technological …

The aim of this paper is to test whether patent-based indicators are still reliable measures of innovativeness in light … already under way respectively at the U.S. Patent and Trademark Office (USPTO) and the European Patent Office (EPO). For most … this purpose, we use a unique data set which collects balance sheet items and patent information from EPO and USPTO. After …

In 2004 the German Patent and Trademark Office commissioned the Ifo Institute to deliver a research report on the topic … "Identification of Available and Desirable Indicators for Patent Systems, Patenting Processes and Patent Rights". - The report … but also giving consideration to legal and business aspects. This includes the valuation of the patent system itself, the …