澳门经济及科技发展局

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）。

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

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）