USPC Class Details

Description: D13 equipment for production, distribution, or transformation of energy / d13 equipment for production, distribution, or transformation of energy/(123) distribution, modification or control (133) connector, conductor or housing therefor (10) (134) lamp socket

Hierarchy/Derived subclasses

D13 / 123	-> 133	-> 10	-> 134	-> 135
				-> 136

uspto searches

Patent Apps in D13/134

Granted Patents in D13/134

Use the links above or do an advanced search in ppubs for:
(D13/134.ccls. or D13/135.ccls. or D13/136.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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