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Producer:IFI Claims® Patent Services, a division of Fairview Research LLC
File Size:More than 8.61 million records (02/2012)
Updates:Twice a week
File Type:Bibliographic
Content:U.S. patents
STN Easy:Yes

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.


IFI CLAIMS(R) Patent Services,
a division of Fairview Research LLC
P.O. Box 1148
Madison, CT 06443, USA
Phone: (+1) 203 779-5301
Fax: (+1) 203 583-4521
E-mail: info(at)ificlaims(dot)com

Usage Terms

The following use and distribution restrictions apply to your use of the IFIPAT File on STN. All copyrights are reserved.

Unless specified otherwise in these RESTRICTIONS, CUSTOMER may use copyrighted search results in the following ways:

  1. in copyrighted scientific publications when search results are incidental to the publication and
  2. in reports to a Government Agency that are required by law or by administrative rule. Search results delivered to CUSTOMER in computer-readable form remain the property of the Database Producer.

Unless specified otherwise in these RESTRICTIONS, Recipient may use search results in computer-readable form for the following purposes:

  1. editing or changing the format of search results to create search terms for use with search files or systems;
  2. combining search results with output from other searches, files, or systems to create a consolidated file of search results;
  3. editing the search results to remove irrelevant answers or to change the format of such results.

Recipient shall not use computer-readable search results as a database or part of a database from which hits are selectively retrieved by programmed search, unless Recipient has purchased the right to store search results using the ARCHIVE command or keyword.
Recipient may create one printed copy of search results from a computer-readable file of search results at no additional charge.
Recipient must destroy the computer-readable search results upon creation of the printed version, unless Recipient has purchased the right to archive records with the ARCHIVE command or keyword.
Recipient may purchase the right to redistribute search results to additional users using the REDISTRIBUTE command or keyword.

Enter HELP SHARETERMS for detailed information on the STN Information Keep & Share Program, which allows Recipients to purchase the right to archive and / or redistribute search results from STN databases for internal re-use. Or, visit the STN Information Keep & Share Program.

Recipient shall obtain Database Producer's specific written permission for any uses of computer-readable search results other than those listed here.