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      格式:專利國别代碼+數字編號,例如WO03075629、US6831838。數字編號不足7位加0補充,類别代碼可省略。 功能:1、專利原文基於歐洲專利局,由本站進行格式處理。 ...
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日期:2026-04-17
The official website of the European Patent Office (EPO). Find information on applying and searching for patents, legal issues on patents, patent grants, rules ......
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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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由於此網站的設置,我們無法提供該頁面的具體描述。...
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... practice · News & issues · Learning & events · Home; Searching for patents ......
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11 Nov 2013 ... Patent databases, registers and gazettes. from the European ......
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11 Jun 2014 ... Logo European Patent Office. Espacenet ... About Espacenet; Other EPO online services. Searching ......
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This guide provides basic information about the steps involved in the European patent granting procedure. Before applying for a patent, you should make sure ......
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日期:2026-04-17
Member states - The European Patent Organisation is an intergovernmental organisation set up in 1977 on the basis of the European Patent Convention....