Using a personal computer to process prior art citations downloaded from an online patent database

The article describes the steps in analysing all citations of patent documents indicated on the first page of German documents published in 1992. The information was downloaded from the German patent database PATDPA and the study reveals the percentage of cited documents in various time ranges.

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Year of publication:	1993
Authors:	Wittmann, Alfred
Published in:	World Patent Information. - Elsevier, ISSN 0172-2190. - Vol. 15.1993, 3, p. 142-146
Publisher:	Elsevier

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Type of publication:	Article
Source:	RePEc - Research Papers in Economics

Persistent link: https://www.econbiz.de/10008485354