USPC Class Details – HistoricIP

Description: 266 metallurgical apparatus / 266 metallurgical apparatus/(114) having means for contacting a solid metalliferous material or metal object with a liquid (121) with heating means, e.g., flame contact (130) having bath for contacting the work with liquid

Hierarchy/Derived subclasses

266 / 114	-> 121	-> 130	-> 131
			-> 132
			-> 133

uspto searches

Patent Apps in 266/130

Granted Patents in 266/130

Use the links above or do an advanced search in ppubs for:
(266/130.ccls. or 266/131.ccls. or 266/132.ccls. or 266/133.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.