USPC Class Details

Description: 337 electricity: electrothermally or thermally actuated switches / 337 electricity: electrothermally or thermally actuated switches/(14) electrothermally actuated switches (28) space discharge device (gaps, lightning arrester, etc.) (31) with fusible element (e.g., cutout means)

Hierarchy/Derived subclasses

337 / 14	-> 28	-> 31	-> 32
			-> 33

uspto searches

Patent Apps in 337/31

Granted Patents in 337/31

Use the links above or do an advanced search in ppubs for:
(337/31.ccls. or 337/32.ccls. or 337/33.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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