USPC Class Details

Description: 392 electric resistance heating devices / 392 electric resistance heating devices/() heating devices (class 219 subclass 200) (386) vaporizer (394) liquid evaporant (e.g., water, etc.) (403) container with self-contained evaporant supply (405) with separate heating chamber

Hierarchy/Derived subclasses

392 / 386

-> 394

-> 403

-> 405

-> 406

uspto searches

Patent Apps in 392/405

Granted Patents in 392/405

Use the links above or do an advanced search in ppubs for:
(392/405.ccls. or 392/406.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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