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日期：2026-04-19
Search and find patents online using official databases like Espacenet, the European Patent Register and the European Publication Server. Find raw data, data from the EPO, Asian patent information and other services....
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Espacenet. Logo European Patent Office. Espacenet. Patent search. Deutsch ·
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2011年3月24日 - Espacenet - patent search. ... GPI - advanced search. Espacenet. Patent search. Espacenet offers free access to more than 80 million patent ......
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11 Jun 2014 ... Logo European Patent Office. Espacenet ... About Espacenet; Other EPO online
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日期：2026-04-19
Espacenet: free access to the database of over 80 million patents ... GPI - Global Patent Index You've used Espacenet. Why not enhance your next patent search with a free trial of the EPO's Global Patent Index (GPI)?...
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日期：2026-04-21
The European Patent Register contains all the publicly available information on European patent applications as they pass through the grant procedure, ......
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日期：2026-04-18
About European Patent Register; Other EPO online services ... Owing to technical
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