USPC Class Details

Description: D18 printing and office machinery / d18 printing and office machinery/(50) printing equipment (56) element or attachment (9) (58) inking roller

Hierarchy/Derived subclasses

D18 / 50

-> 56

-> 9

-> 58

uspto searches

Patent Apps in D18/58

Granted Patents in D18/58

Use the links above or do an advanced search in ppubs for:
(D18/58.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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