Search and view the full text of patents. Iincludes UK and European patents and patents from individual European patenting authorities,World patents and US Patent Office. Also includes Australian patents.
- US Patent Full Text Database
Full text of US patents from 1976, full page images from 1790.
- Google Patents
Searches USPTO database from 1790s to last few months. Does not cover patent applications or foreign patents or recently issued patents.
- Canadian Intellectual Property Office
Search 75 years of patent descriptions and images.
- Japan Patent Office
includes searching patents and trademarks databases.
- Industrial Property Digital Library
Free online service for searching Japanese patents, patent applications, utility models, designs and trademarks.
- United States Patent Classification
- International Patent Classification (IPC)
- Nice classification
International Classification of Goods and Services for the Purposes of the Registration of Marks.
- Locarno classification
International Classification for Industrial Designs.
- Vienna classification
International Classification of the Figurative Elements of Marks.
Intellectual property and copyright
- IP Australia
Intellectual property organisations in Australia and overseas.
Citing a patent
Citing a patent in a bibliography or reference list:
The minimum data required for an acceptable citation are the inventor's name(s), year of patent issue, title of patent, country of issue, patent number (include additional dating information, if available, at the end)
Bernson, SW 1980, Conversion of Methane. U.S Patent 4,199,533. April 22
De Wied, A 1957, Improvements in the packing of sausage casings, GB 769446.