US 12,378,056 B2
Shaped flexible shipping package and method of making
Susana E Borrero, Mason, OH (US); Norman Scott Broyles, Hamilton, OH (US); Benjamin G Hesford, Hamilton, OH (US); and Anthony Frederick Cappel, Cincinnati, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Sep. 13, 2022, as Appl. No. 17/943,237.
Claims priority of provisional application 63/254,184, filed on Oct. 11, 2021.
Prior Publication US 2023/0114889 A1, Apr. 13, 2023
Int. Cl. B65D 81/05 (2006.01); B31B 70/60 (2017.01); B31B 70/84 (2017.01); B32B 1/00 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B65D 65/40 (2006.01); B31B 170/20 (2017.01)
CPC B65D 81/052 (2013.01) [B31B 70/60 (2017.08); B31B 70/84 (2017.08); B32B 1/00 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B65D 65/40 (2013.01); B31B 2170/20 (2017.08); B32B 2250/242 (2013.01); B32B 2307/732 (2013.01); B32B 2439/40 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A flexible package for one or more articles, comprising:
a. an inner sheet having a first surface and a second surface, an inner sheet first portion and an inner sheet second portion;
b. an outer sheet having an outer sheet first portion and an outer sheet second portion, at least a part of the outer sheet first portion being connected to the first surface of the inner sheet to form one or more primary expansion chambers therebetween, the inner sheet second portion extending from the inner sheet first portion and being folded back onto the second surface of the inner sheet first portion to form an article reservoir between the inner sheet second portion and the inner sheet first portion;
c. an expansion port in fluid connection with the one or more primary expansion chambers through which an expansion material can be introduced into the one or more expansion chambers
d. a closeable opening into which the one or more articles may be inserted
wherein the inner sheet and outer sheet consist of a multi-layered polypropylene film having two or more polypropylene layers.