Offers searchable full text for patents from 1976 to the present
The database consists includes information about all US patents (including utility, design, reissue, plant patents and SIR documents) from the first patent issued in 1790 to the most recent issue week. Patents from January 1976 to the present offer the full searchable text, including all bibliographic data, such as the inventor's name, the patent's title, and the assignee's name; the abstract; the full description of the invention; and the claims. The display of each patent's full-text includes a hyperlink to obtain full-page images of each page of the patent. Information from Certificates of Correction and Reexaminations is not included in the full-text database per se, but can be found as pages attached to the full-page images of the original patent. Patents from 1790 to December 1975 offer only the patent number and the current US patent classification in the text display, and can be searched only by those fields.
"Over 30.5 million documents including the most recent 24months of publications from the European Patent Office,recent 24 months of PCT-publications from World IntellectualProperty Organization (WIPO), the EPODOC database for"worldwide documents" where coverage varies by country (withUS Patents from 1836 to present), or Japanese Documents -PAJ (Patent Abstracts of Japan) bibliographic database since1976."