USPC Class Details – HistoricIP

Description: 701 data processing: vehicles, navigation, and relative location / 701 data processing: vehicles, navigation, and relative location/(1) vehicle control, guidance, operation, or indication (70) indication or control of braking, acceleration, or deceleration (71) antiskid, antilock, or brake slip control (78) control of brake pressure

Hierarchy/Derived subclasses

701 / 1	-> 70	-> 71	-> 78	-> 79
				-> 80
				-> 81

uspto searches

Patent Apps in 701/78

Granted Patents in 701/78

Use the links above or do an advanced search in ppubs for:
(701/78.ccls. or 701/79.ccls. or 701/80.ccls. or 701/81.ccls.)

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.