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US 2006/0131189 A1Published application
Devices for storing and dispensing compositions
Assignees3M Innovative Properties Company, 3M Espe AG
InventorsRobert Lee, Brian Shukla, Robert Petrich, Arno Hohmann, Marc Peuker, John Dubbe
Life of this patent
Estimating the term…
Abstract
The present invention is a packaging article that includes a first chamber defined by a sealed connection between a first film and a second film, a second chamber defined by a sealed connection between a third film and a fourth film, where the third film at least partially abuts the second film, and a third chamber defined by a sealed connection between the first film and the fourth film.
Claims23
A packaging article comprising:
- a first chamber defined by a sealed connection between a first film and a second film;
- a second chamber defined by a sealed connection between a third film and a fourth film, wherein the third film at least partially abuts the second film;
- and
- a third chamber defined by a sealed connection between the first film and the fourth film.
1 more element
A packaging article comprising:
- a first chamber defined by a sealed connection between a first film and a second film, wherein the first chamber has a first cross-sectional area at the second film;
- a second chamber defined by a sealed connection between a first film and a second film;
- a third chamber defined by a sealed connection between a third film and a fourth film, wherein the third chamber has a second cross-sectional area at the third film, and wherein at least about 75% of the first cross-sectional area overlaps the second cross-sectional area;
- and
- a fourth chamber defined by a sealed connection between the third film and the fourth film.
2 more elements
A method of making a packaging article, the method comprising:
- connecting a first film to a second film, thereby forming a first chamber located between the first film and the second film;
- connecting a third film to a fourth film, thereby forming a second chamber located between the third film and the fourth film;
- and
- connecting the first film to the fourth film, thereby forming a third chamber located between the first film and the fourth film.
1 more element
Dependencies are inferred from the claim text.