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) (139.1) receptacle for domestic electric service (i.e., 120v or 220v type) (12)

Hierarchy/Derived subclasses

D13 / 123	-> 133	-> 10	-> 139.1	-> 12	-> 139.2
					-> 139.3	-> 13
					-> 139.4	-> 139.5
					-> 139.6	-> 14
					-> 139.7	-> 139.8

uspto searches

Patent Apps in D13/139.1

Granted Patents in D13/139.1

Use the links above or do an advanced search in ppubs for:
(D13/139.1.ccls. or D13/12.ccls. or D13/139.2.ccls. or D13/139.3.ccls. or D13/13.ccls. or D13/139.4.ccls. or D13/139.5.ccls. or D13/139.6.ccls. or D13/14.ccls. or D13/139.7.ccls. or D13/139.8.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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