USPC Class Details

Description: 439 electrical connectors / 439 electrical connectors/(135) with contact preventer or retractable cover part (146) adapted to fit between contacts of first and second coupled connectors (e.g., power measuring meter)

Hierarchy/Derived subclasses

439 / 135

-> 146

uspto searches

Patent Apps in 439/146

Granted Patents in 439/146

Use the links above or do an advanced search in ppubs for:
(439/146.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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