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Patent Information

Resources selected to assist students and researchers in the areas related to patents and patent information

Library-subscribed databases

Use the Library Databases below to find patent literature:

For details about how to use the above databases, refer to the corresponding search guides.

Other databases

Google Patent Search: a search engine from Google that indexes patents and patent application from the United States Patent and Trademark OFfice (USPTO) 

Patent Lens: a free full-text patent informatics resource containing more than 9 million patent documents from US, Europe, Australia and WIPO, their status and counterparts up to 70 countries

FreePatentsOnline (FPO): provides free access to and high-quality patent searching of patent documents from US, Japan (abstracts only), Europe and WIPO.

CityU patents & related databases

Global Patent Search Network (GPSN)

Chinese patent documentation is now available for search and retrieval from the USPTO website via the Global Patent Search Network. It enables users to search Chinese patent documents in the English or Chinese language!