USPC Class Details – HistoricIP

Description: 362 illumination / 362 illumination/(459) supported by vehicle structure (e.g., especially adapted for vehicle) (509) light modifier (520) refractor structure

Hierarchy/Derived subclasses

362 / 459	-> 509	-> 520	-> 521
			-> 522

uspto searches

Patent Apps in 362/520

Granted Patents in 362/520

Use the links above or do an advanced search in ppubs for:
(362/520.ccls. or 362/521.ccls. or 362/522.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.