国家知识产权公共服务平台

A world-wide collection of designs data; including WIPO Hague registrations and information from participating offices.

The DPMAregister service provides the publications, required by law, on patents, trade marks, utility models and designs to you as well as the register data. Our service comprises the search for legal/procedural status information as well as the corresponding publication data.

日本专利信息平台（J-PlatPat）

您可以通过PATENTSCOPE检索1.23亿专利文件，其中包含513万已公布的国际专利申请（PCT）。