台湾智慧财产局

The European Union Intellectual Property Office (EUIPO) is the European Union (EU) agency responsible for managing the European Union trade marks (EUTMs), the registered European Union designs (REUDs), the geographical indications (GIs) for craft and industrial products and the European and international cooperation in the field of intellectual property (IP), as well as the European Observatory on Infringements of Intellectual Property Rights.

The United States Patent and Trademark Office (USPTO) is the federal agency under the Department of Commerce and is responsible for granting U.S. patents and registering trademarks. Our mission is to drive U.S. innovation and global competitiveness for the benefit of all Americans.

The European Patent Office (EPO) examines European patent applications, enabling inventors, researchers and companies from around the world to obtain protection for their inventions in up to 46 countries through a centralised and uniform procedure that requires just one application.

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）。

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.