System for preserving and delivering gas-containing solutions

Details System for preserving and delivering gas-containing solutions System for preserving and delivering gas-containing solutions

1997-02-07

1999-03-16

Sewell, Paul T.

Special receptacle or package

With indicator

206438, 206807, 422 58, B65D 8500

Patent

active

058818790

ABSTRACT:
A container system for containing and preserving gas generating solutions such as bicarbonate-containing solutions is provided. The system includes an outer container or barrier that is gas impermeable. The system also includes an indicator for visually indicating when gas has been permitted to leak or escape from the outer container thereby changing the physical characteristics of the gas generating solution.

REFERENCES:
patent: 5064664 (1991-11-01), Hustad
patent: 5124129 (1992-06-01), Riccitelli et al.
patent: 5156159 (1992-10-01), Lampotang et al.
patent: 5344017 (1994-09-01), Wittrock
patent: 5375592 (1994-12-01), Kirk et al.
patent: 5578023 (1996-11-01), Schneider
patent: 5617812 (1997-04-01), Balderson et al.
patent: 5620656 (1997-04-01), Wensky et al.
patent: 5644899 (1997-07-01), Trusedale

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