USPC Class Details – HistoricIP

Description: 266 metallurgical apparatus / 266 metallurgical apparatus/(48) means for cutting solid metal with heat, e.g., blowpipes (51) means for removing surface material, e.g., scarfing

Hierarchy/Derived subclasses

266 / 48	-> 51	-> 52
		-> 53

uspto searches

Patent Apps in 266/51

Granted Patents in 266/51

Use the links above or do an advanced search in ppubs for:
(266/51.ccls. or 266/52.ccls. or 266/53.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.