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SBDC - Small Business Development Center

Tips, techniques & links to help you find answers for your research papers & projects

Searching for Patents

Core Resources

U.S. Patents and Patent Applications -- Full-Text Images  (1790 to date)   
-Free AlternaTIFF Viewer for Images

Google Advanced Patent Search

European Patent Office -- esp@cenet.com
Dates of coverage vary by country

Free Patents Online
Download patents from the U.S. and the World Intellectual Property  Organization (WIPO)in pdf or TIFF formats.