USPC Class Details – HistoricIP

Description: 414 material or article handling / 414 material or article handling/(147) chamber of a type utilized for a heating function and material charging or discharging means therefor (160) charging of chamber (172) by driven device for transporting material to and/or into, or into and within, chamber (173) plural, successive, driven devices

Hierarchy/Derived subclasses

414 / 147	-> 160	-> 172	-> 173	-> 174	-> 175
					-> 176
				-> 177

uspto searches

Patent Apps in 414/173

Granted Patents in 414/173

Use the links above or do an advanced search in ppubs for:
(414/173.ccls. or 414/174.ccls. or 414/175.ccls. or 414/176.ccls. or 414/177.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.