USPTO Web Database History

*Database*	*Description*	*Operational Date*
AIDS	AIDS-related patent full-text and images	December 1, 1994
PatBib	Patent Bibliographic Data, 1986-1995	November 9, 1995
PatBib	Patent Bibliographic Data, 1976-present	February 1, 1996
TM	Trademark Text, registered and pending	August 29, 1998
TM	Trademark Cropped Images added	September 15, 1998
PatFT	Patent Full-Text, 1976-present	November 19, 1998
PatImg	Patent Full-Page Images, 1976-present	March 26, 1999
AIDS	AIDS-related db discontinued	April 1, 1999
PatFT / PatImg	Expanded to include 1790-present	October 1, 2000
TM	Trademark Text and Images discontinued	October 1, 2000
PatBib	Patent Bibliographic Data discontinued	January 1, 2001
PatFT	Added issue dates back to 1790	April 7, 2006
PatFT	Direct access provided to full-page images	April 7, 2006
PatFT	Database implemented in-house	April 7, 2006

The Web Patent Full-Text Database (PatFT) contains the full-text of over 3,000,000 patents from 1976 to the present, plus limited bibliographic data for over 4,000,000 patents from 1790 to 1975. It provides links to the Web Patent Full-Page Images Database (PatImg), which contains over 70,000,000 images, including every page of over 7,000,000 patents from 1790 to the most recent issue week.

The Web Patent Databases now serve over 25,000,000 pages of text (over 150,000,000 hits) per month to over 350,000 customers (distinct IP addresses, each of which might represent many individual users) each month.

The Web Patent Databases serve over 36,000,000 full-page images each month.

Information current as of 7 April 2006.