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 (217) element or attachment (11) (230) antenna or component thereof (27) (233) three or more repeats, or uniform configuration, about axis

Hierarchy/Derived subclasses

D14 / 496

-> 217

-> 11

-> 230

-> 27

-> 233

uspto searches

Patent Apps in D14/233

Granted Patents in D14/233

Use the links above or do an advanced search in ppubs for:
(D14/233.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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