Pouring spout opening configuration for a gable top of a contain

Details Pouring spout opening configuration for a gable top of a contain Pouring spout opening configuration for a gable top of a contain

1986-06-19

1989-03-21

Moy, Joseph Man-Fu

Envelopes, wrappers, and paperboard boxes

Paperboard box

A sidewall includes a horizontally or downwardly extending...

206629, 206631, B65D 572

Patent

active

RE0328910

ABSTRACT:
The present invention is an improved pouring spout opening configuration for a gable top (1) of an extended shelf life packaging container constructed of heat and pressure sealed thermoplastic coated paperboard with the pouring spout shape being defined by a continuous non-linear perforated line (20) placed in the underlying paperboard support layer of the laminate structure used for extended shelf life packaging containers.

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