Patents - Searching and Downloading  

Patent FAQ

Downloading patents:

If you have patent number, use these links for .pdf of full text patent with images.

• www.pat2pdf.org

• patentfetcher.com

Guides to Searching for Patents:

Patent Fundamentals for Scientists & Engineers by Gordon & Cookfair (e-book/Duke only)

Guide to Searching Patents from UCF

Finding Patents from UC-San Diego

How to Conduct Patent Searches from NCSU

Selected Patent Databases:

Google Patents Full Text, Full-Page Images

U.S. patents from USPTO. It's google, so easy to search.

European and World Patents (esp@cenet) Full Text, Full-Page Images

> 38 million international patents from 71 countries. Data from 1920 for France, Germany, Great Britain, and U.S. pdfs for > 30 countries, including Germany from 1977, Great Britain from 1920, and U.S. from 1836.

USPTO Patent Database Full Text, Full-Page Images

U.S. patents from 1976 to date. Patents from 1790 - 1975 aaccessed through patent number or d through patent numbe or current U.S. patent classification. Patent applications from March 15, 2001 to date available.

Canadian Patents Database Full Text, Full-Page Images

Abstracts/claims from 1978, titles and names, searchable from 1920. Pdfs from 1920 to date available.

Patent Lens Full Text, Full-Page Images

U.S., Europe, Austrialian and WIPO patents,up 10 70 countries and  > 10 million patents