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The United States Patent and Trademark Office (USPTO) is the federal agency for granting U.S. patents and registering trademarks.

The Canadian Intellectual Property Office (CIPO) is a part of Innovation, Science and Economic Development Canada. CIPO is responsible for the administration and processing of the greater part of intellectual property (IP) in Canada.

Espacenet contains data on more than 95 million patent documents from around the world.

The World Intellectual Property Organization (WIPO) is the global forum for intellectual property services, policy, information and cooperation.

Search and read the full text of patents from around the world.

Using PATENTSCOPE you can search 59 million patent documents including 3.1 million published international patent application