AusPat - IP Australia's comprehensive search system that provides access to patent applications lodged and granted in Australia.
Google Patent Search - A tool that lets users search millions of patents around the world, including indexed full text documents from major patent offices globally.
Espacenet - A website that provides free access to millions of patent documents worldwide, which contain information from 1836 to the present.
The Lens- An open-access, free full-text patent informatics resource with worldwide coverage.
DoE Patent Database - A central collection of US Department of Energy patent information from the 1940's to the present.
Canadian Patents Database - A database containing descriptions and images of millions of patent documents.
Intellectual Property Office (UK) - The Intellectual Property Office of the United Kingdom is, since 2 April 2007, the operating name of The Patent Office. It is the official government body responsible for intellectual property rights in the UK.
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