|Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP|
|You are viewing a USPC Schedule.|
|Class 191||ELECTRICITY: TRANSMISSION TO VEHICLES|
|Click here for a printable version of this file|
|2||SYSTEMS OF DISTRIBUTION|
|3||Convertible, multiple current source|
|9||DRAWBRIDGE AND TRANSFER TABLE|
|11||VEHICLE IN SERIES|
|12S||Electric iron stands|
|15||Normally live section|
|Normally dead section|
|23A||Overhead conduit conductors|
|33PM||Cables made of multiple material|
|22C||At or below ground surface|
|22DM||Rail, made of multiple materials|
|51||Common wire passing|
|61||Wheel to head contactor|
|62||Ice clearers or preventers|
|72||Guards and finders|
|95||Nonretracting trolley stops|
|FOREIGN ART COLLECTIONS|
|FOR000||CLASS-RELATED FOREIGN DOCUMENTS|
This page is produced by the Office of Classification Support (Office of Patent Classification) for the Reference Tools Project.
Please send questions and comments to email@example.com .
Note: The Patent and Trademark Depository Library Program (PTDLP) administers a nationwide network of public, state and academic libraries designated as Patent and Trademark Depository Libraries authorized by 35 U.S.C. 13 to: Disseminate Patent and Trademark Information Support Diverse Intellectual Property Needs of the Public. PTDL Contact Information
Note: For information/comments on electronic information products, such as purchasing USPTO data, or to discuss system requirements for magnetic tape products, contact:
Information Products Division -- U.S. Patent and Trademark Office
Information Products Division
Or, browse their on-line catalog.
The Inventors Assistance Center is available to help you on patent matters.Send questions about USPTO programs and services to the USPTO Contact Center (UCC). You can suggest USPTO webpages or material you would like featured on this section by E-mail to the firstname.lastname@example.org. While we cannot promise to accommodate all requests, your suggestions will be considered and may lead to other improvements on the website.