2000 ARCHIVE COPY, Manual of U.S. Patent Classification

U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
[Classification Schedule, Class Listing] [Classification Definitions, Class Listing] [Classification Index] [USPTO Home Page]

2000 ARCHIVE COPY
U.S. Patent Classification System
Entries as of June 30, 2000



Information Products Division -- Contacts

Questions regarding this report should be directed to:

U.S. Patent and Trademark Office
Information Products Division
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov


[Classification Schedule, Class Listing] [Classification Definitions, Class Listing] [Classification Index] [USPTO Home Page]

Last Modified: 6 October 2000