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 (125) video (126) receiver or monitor (129) combined

Hierarchy/Derived subclasses

D14 / 496	-> 125	-> 126	-> 129	-> 130
				-> 131

uspto searches

Patent Apps in D14/129

Granted Patents in D14/129

Use the links above or do an advanced search in ppubs for:
(D14/129.ccls. or D14/130.ccls. or D14/131.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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