USPC Class Details – HistoricIP

Description: 229 envelopes, wrappers, and paperboard boxes / 229 envelopes, wrappers, and paperboard boxes/(100) paperboard box (124) with closure for an access opening (125.01) nonunitary closure (i.e., not of one-piece construction with the box) (125.33) closure bonded to box (125.34) including a flexible sheet bonded to one or more closure flaps

Hierarchy/Derived subclasses

229 / 100

-> 124

-> 125.01

-> 125.33

-> 125.34

uspto searches

Patent Apps in 229/125.34

Granted Patents in 229/125.34

Use the links above or do an advanced search in ppubs for:
(229/125.34.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.