Forming or attaching means for filling or dispensing contents, e.g. valves or spouts

Full Title

Making flexible containers, e.g. envelopes or bags > Auxiliary operations > Forming or attaching accessories, e.g. opening devices, closures or tear strings > Forming or attaching means for filling or dispensing contents, e.g. valves or spouts

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

Child Classifications

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• B31B 70/85 Applying patches or flexible valve inserts, e.g. applying film-like valves
• B31B 70/855 Forming valves integral with the containers