USPC Class Details – HistoricIP

Description: 254 implements or apparatus for applying pushing or pulling force / 254 implements or apparatus for applying pushing or pulling force/(264) apparatus for hauling or hoisting load, including driven device which contacts and pulls on cable (266) device includes rotatably driven, cable contacting drum (323) with vehicle for supporting drum

Hierarchy/Derived subclasses

254 / 264	-> 266	-> 323	-> 324
			-> 325	-> 326
				-> 327
			-> 328

uspto searches

Patent Apps in 254/323

Granted Patents in 254/323

Use the links above or do an advanced search in ppubs for:
(254/323.ccls. or 254/324.ccls. or 254/325.ccls. or 254/326.ccls. or 254/327.ccls. or 254/328.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.