Exploring the Effects of Patent Oppositions: a Comparative Study of Us and European Patents
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منابع مشابه
Patent Quality Control: A Comparison of U.S. Patent Reexaminations and European Patent Oppositions
We report the results of the first comparative study of the determinants and effects of patent oppositions in Europe and of reexaminations on corresponding patents issued in the United States. The analysis is based on a data set consisting of matched European Patent Office (EPO) and U.S. patents. Our analysis focuses on two broad technology categories—biotechnology and pharmaceuticals and compu...
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تاریخ انتشار 2001