USPC Class Details – HistoricIP

Description: D14 recording, communication, or information retrieval equipment / d14 recording, communication, or information retrieval equipment/(300) computer, data processor equipment (356) peripheral equipment (363) disc drive or reader (365) desk top

Hierarchy/Derived subclasses

D14 / 300	-> 356	-> 363	-> 365	-> 366
				-> 367
				-> 368	-> 369

uspto searches

Patent Apps in D14/365

Granted Patents in D14/365

Use the links above or do an advanced search in ppubs for:
(D14/365.ccls. or D14/366.ccls. or D14/367.ccls. or D14/368.ccls. or D14/369.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.