UWM Libraries Research and Course Guides: Patent Guide: Patent Agency Databases

Patent Agency Databases

Links to patent information are available below:

United States Patents and Trademarks Office (USPTO)
Full text patent information since 1976 and full page images since 1790; as well as searchable records of trademarks and copyrights.
European Patent Office (EPO) Espacenet
More than 70 million patent documents worldwide, containing information about inventions and technical developments from 1836 to today.
World International Proprty Office (WIPO) Patentscope
Over 7,755,325 patent documents including 1,870,498 published international patent applications.
Canadian Patents Database
More than 2,220,000 patent documents, from 1869.
US Department of Energy Colleciton of Patent Information
from 1940 forward