IPC Subgroup
B31B 70/81 Forming or attaching accessories, e.g. opening devices, closures or tear strings
Introduced: January 2017
Full Title
Making flexible containers, e.g. envelopes or bags > Auxiliary operations > Forming or attaching accessories, e.g. opening devices, closures or tear strings
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- Subclass:
- MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
2 direct subcodes
Child Classifications
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- B31B 70/82 Forming or attaching windows
- B31B 70/84 Forming or attaching means for filling or dispensing contents, e.g. valves or spouts