The Office of Harmonization for the Internal Market (OHIM) registers the Community Trade Mark in the European Union.

General information and publications.

The executive body of the European Patent Organisation.

Patent bibliographic database from the Government of India.

Intellectual property information in the United Kingdom.

Offering intellectual property and patent laws and regulations, with additional features available in Chinese.

Patent and trademark information in the United States, including free database searching of registered trademarks, registration information, pricing and contact phone numbers.

Responsible for the promotion of the protection of intellectual property throughout the world, and for administration of various multilateral treaties dealing with intellectual property.

Search, retrieve and study more than 1,400,000 patent documents. From the Canadian Intellectual Property Office.

Government organisation providing legal information and registration material for trademarks, patents, designs and intellectual property.