智南针
智南针;国家知识产权局;知识产权
The WIPO collection of intellectual property material for both experts and those new to the field. Includes publications, databases, statistics, multimedia and more.
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专利翻译
I译+ ，一个可信赖的专利翻译服务平台
知产法规
知识产权法律法规
PCT专利查询
This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections. This search facility features: flexible search syntax; automatic word stemming and relevance ranking; as well as graphical results.
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