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 (3r) tilting load support

Hierarchy/Derived subclasses

254 / 2r	-> 3r	-> 3b
		-> 3c

uspto searches

Patent Apps in 254/3r

Granted Patents in 254/3r

Use the links above or do an advanced search in ppubs for:
(254/3r.ccls. or 254/3b.ccls. or 254/3c.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.