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/(2r) hoisting truck (6r) rack and pinion or segment

Hierarchy/Derived subclasses

254 / 2r	-> 6r	-> 6b
		-> 6c

uspto searches

Patent Apps in 254/6r

Granted Patents in 254/6r

Use the links above or do an advanced search in ppubs for:
(254/6r.ccls. or 254/6b.ccls. or 254/6c.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.