Telford Science Library: Searching Patents

US Patent and Trademark Office

This is the best place to start and its full text for 1976-1999.

Summary of patent searching

Includes a Patent Searching Tutorial and a useful tip sheet from UCS and other links.

European Patent Office

Which also includes U.S. patents.

Index to Manual of Classification of Patents

From University of North Carolina's MetaLab.

Patents weblet

From the National Science Foundation's Sci-Tech Library Newsletter.
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