USPC Class Details

Description: 338 electrical resistors / 338 electrical resistors/(68) mechanically variable (e.g., rheostat) (118) movable contact electrically adjustable over length of resistance element (185) with intervening connector between contact and element (e.g., taps) (188) with collector bar or ring

Hierarchy/Derived subclasses

338 / 68

-> 118

-> 185

-> 188

uspto searches

Patent Apps in 338/188

Granted Patents in 338/188

Use the links above or do an advanced search in ppubs for:
(338/188.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.

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