USPC Class Details

Description: D14 recording, communication, or information retrieval equipment / d14 recording, communication, or information retrieval equipment/(496) video or audio transmission, recording or playback equipment (199) phonograph or housing therefor

Hierarchy/Derived subclasses

D14 / 496	-> 199	-> 200
		-> 201
		-> 202
		-> 203

uspto searches

Patent Apps in D14/199

Granted Patents in D14/199

Use the links above or do an advanced search in ppubs for:
(D14/199.ccls. or D14/200.ccls. or D14/201.ccls. or D14/202.ccls. or D14/203.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.

Display:

Back