全国专利代理公共服务平台

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 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）

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