Invalidity Search for USPTO Patent Documents Using Different Patent Surrogates

Yuen-Hsien Tseng, Chen-Yang Tsai, Da-Wei Juang. Invalidity Search for USPTO Patent Documents Using Different Patent Surrogates. In Noriko Kando, editor, Proceedings of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-6, National Center of Sciences, Tokyo, Japan, May 15-18, 2007. National Institute of Informatics (NII), 2007. [doi]

Abstract

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