USPC Class Details

Description: 270 sheet-material associating / 270 sheet-material associating/(1.01) with printing (22.1) bed and travelling cylinder, web, perfecting

Hierarchy/Derived subclasses

270 / 1.01-> 22.1

uspto searches

Patent Apps in 270/22.1

Granted Patents in 270/22.1

Use the links above or do an advanced search in ppubs for:
(270/22.1.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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