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Description | File Data | Subject Coverage | Sources | Database Producer | Usage Terms

Database: IFIUDB

The IFIUDB File (IFI Uniterm 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, reinstated patents, expired patents, and patents with adverse decision in interference, disclaimer/dedication, reexamination request, reissue request, or certificate of correction.

All chemical and chemically related patents are covered from 1950 to the present, and mechanical and electrical patents from 1963 to the present. Design patents are covered from 1980 to the present. In addition, US applications published since March 15, 2001, are also included.

File Data

• 1950 to the present, US applications from 2001 to the present
• More than 6.6 million records (7/08)
• Updated twice a week
• Reloaded annually

Subject Coverage

US patents in the following subject areas:

• Aerospace and Aeronautical Engineering
• Agricultural Engineering
• Biomedical Technology
• Chemical Engineering
• Chemistry
• Civil Engineering
• Electrical and Electronics Engineering
• Electromagnetic Technology
• Mechanical Engineering
• Medicine
• Nuclear Science
• Telecommunications

Sources

United States patents issued by the U.S. Patent and Trademark Office since 1950 and announced in the U.S. Patent Office Official Gazette

Database Producer

IFI CLAIMS(R) Patent Services
A Wolters Kluwer business
3202 Kirkwood Highway, Suite 203
Wilmington, DE 19808
Phone: (302) 998-0478
       (800) 331-4955
Fax:   (302) 998-0733
E-mail: info@ificlaims.com

Usage Terms

Usage terms for IFIUDB are detailed in the CAS Information Use Policies.

For more detailed information, view the STN Database Summary Sheet.