USPC Class Details – HistoricIP

Description: 60 power plants / 60 power plants/(200.1) reaction motor (e.g., motive fluid generator and reaction nozzle, etc.) (233) condition responsive thrust varying means (235) motive fluid outlet area and fuel flow control

Hierarchy/Derived subclasses

60 / 200.1	-> 233	-> 235	-> 236
			-> 237
			-> 238
			-> 239

uspto searches

Patent Apps in 60/235

Granted Patents in 60/235

Use the links above or do an advanced search in ppubs for:
(60/235.ccls. or 60/236.ccls. or 60/237.ccls. or 60/238.ccls. or 60/239.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.