USPC Class Details

Description: D14 recording, communication, or information retrieval equipment / d14 recording, communication, or information retrieval equipment/(300) computer, data processor equipment (314) desktop type

Hierarchy/Derived subclasses

D14 / 300	-> 314	-> 315	-> 316
			-> 317
			-> 318
			-> 319
			-> 320
			-> 321	-> 322
			-> 323	-> 324
				-> 325	-> 326
			-> 327
		-> 328
		-> 329	-> 330
		-> 331
		-> 332
		-> 333	-> 334	-> 335
		-> 336	-> 337
		-> 338	-> 339	-> 340

uspto searches

Patent Apps in D14/314

Granted Patents in D14/314

Use the links above or do an advanced search in ppubs for:
(D14/314.ccls. or D14/315.ccls. or D14/316.ccls. or D14/317.ccls. or D14/318.ccls. or D14/319.ccls. or D14/320.ccls. or D14/321.ccls. or D14/322.ccls. or D14/323.ccls. or D14/324.ccls. or D14/325.ccls. or D14/326.ccls. or D14/327.ccls. or D14/328.ccls. or D14/329.ccls. or D14/330.ccls. or D14/331.ccls. or D14/332.ccls. or D14/333.ccls. or D14/334.ccls. or D14/335.ccls. or D14/336.ccls. or D14/337.ccls. or D14/338.ccls. or D14/339.ccls. or D14/340.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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