USPC Class Details

Description: 313 electric lamp and discharge devices / 313 electric lamp and discharge devices/(11) with temperature modifier (17) double wall, jacket or casing for envelope (18) for conductive envelope devices (19) with plural electrode temperature modifying

Hierarchy/Derived subclasses

313 / 11-> 17-> 18-> 19

uspto searches

Patent Apps in 313/19

Granted Patents in 313/19

Use the links above or do an advanced search in ppubs for:
(313/19.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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