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IFIPAT
Description:
The IFI Patent database contains all front page and bibliographic data and the text of the abstract and/or all claims from U.S. utility patents, reissue patents, defensive publications, expired patents, reinstated patents, and patents with adverse decision in interference, disclaimer/dedication, reexamination request, reissue request, or certificates of correction. All chemical and chemically related patents are covered from 1950 to the present; mechanical and electrical patents from 1963 to the present. In addition, U.S. applications published since March 15, 2001 are also included. The records in this file contain standard bibliographic and patent data; USPTO Classifications (original and cross references), and issue dates. Front page patent abstracts, application data, priority data and International Patent Classification (IPC) codes are available, 1971-present. The Official Gazette text is available for chemical patents (1950-present), and for all patents (1965-1970 and 1978-present). CA references, foreign equivalents, and CAS Registry Numbers are included for many of the chemical patents. Producer: IFI CLAIMS(R) Patent Services, |
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