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 (204) speaker or housing therefor (10) (205) headphone or headset

Hierarchy/Derived subclasses

D14 / 496

-> 204

-> 10

-> 205

-> 206

uspto searches

Patent Apps in D14/205

Granted Patents in D14/205

Use the links above or do an advanced search in ppubs for:
(D14/205.ccls. or D14/206.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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