USPC Class Details

Description: D18 printing and office machinery / d18 printing and office machinery/(36) copy reproducing equipment

Hierarchy/Derived subclasses

D18 / 36	-> 37	-> 38
	-> 39
	-> 40	-> 4	-> 41
			-> 43
			-> 44
			-> 45

uspto searches

Patent Apps in D18/36

Granted Patents in D18/36

Use the links above or do an advanced search in ppubs for:
(D18/36.ccls. or D18/37.ccls. or D18/38.ccls. or D18/39.ccls. or D18/40.ccls. or D18/4.ccls. or D18/41.ccls. or D18/43.ccls. or D18/44.ccls. or D18/45.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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