PATENTSCOPE 专利检索

日本专利信息平台（J-PlatPat）

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.

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

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.