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 (158) switch or casing therefor (18) (172) reed type

Hierarchy/Derived subclasses

D13 / 123

-> 158

-> 18

-> 172

uspto searches

Patent Apps in D13/172

Granted Patents in D13/172

Use the links above or do an advanced search in ppubs for:
(D13/172.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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