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

Index to the U.S. Patent Classification System
Entries as of June 30, 2000

[Explanation of Data]

To view the index terms beginning with a letter, click on the letter below.

A B C Co D E F G H I J K L M N O P Q R S Sp T U V W X Y Z


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

[Top] [Manual of Classification, Class Listing] [Classification Definitions, Class Listing] [USPTO Home Page]

Last Modified: 24 August 2000