USPC Class Details

Description: 131 tobacco / 131 tobacco/(280) cigar or cigarette making (58) wrapping devices (60) longitudinally fed continuous wrapper (62) with tobacco treatment (63) with completed article cutter

Hierarchy/Derived subclasses

131 / 280

-> 58

-> 60

-> 62

-> 63

-> 64.1

-> 64.2

uspto searches

Patent Apps in 131/63

Granted Patents in 131/63

Use the links above or do an advanced search in ppubs for:
(131/63.ccls. or 131/64.1.ccls. or 131/64.2.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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