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 (188) radio receiver, tuner or amplifier, or housing therefor (194) front mounted speaker or provision therefor

Hierarchy/Derived subclasses

D14 / 496	-> 188	-> 194	-> 195
			-> 196

uspto searches

Patent Apps in D14/194

Granted Patents in D14/194

Use the links above or do an advanced search in ppubs for:
(D14/194.ccls. or D14/195.ccls. or D14/196.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