USPC Class Details

Description: 312 supports: cabinet structure / 312 supports: cabinet structure/(9.1) for storing audio or visual recording medium (e.g., compact disc, phonograph record, film, tape) (9.9) disk or parallelepiped shape (9.41) recording medium shifted with the closure

Hierarchy/Derived subclasses

312 / 9.1	-> 9.9	-> 9.41	-> 9.42
			-> 9.43	-> 9.44

uspto searches

Patent Apps in 312/9.41

Granted Patents in 312/9.41

Use the links above or do an advanced search in ppubs for:
(312/9.41.ccls. or 312/9.42.ccls. or 312/9.43.ccls. or 312/9.44.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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