John E Funk

US Patent:

7946764, May 24, 2011

Filed:

May 9, 2007

Appl. No.:

11/746591

Inventors:

Alfred Sulpizio - Philadelphia PA, US
John Funk - Evergreen CO, US
Ian Barclay - Marion NY, US

Assignee:

Evergreen Innovation Partners I, LP - Englewood CO

International Classification:

B65D 33/00
B65D 30/16
B65D 33/02

US Classification:

383 33, 383104, 383105, 383119

Abstract:

Expandable bag assemblies and associated methods are disclosed herein. Certain aspects of the invention are directed toward an expandable bag assembly that includes a flexible bag with closed and open ends and collapsible sidewalls disposed between the ends. The assembly beneficially includes an integrated support structure provided with stiffeners and a mechanism for attachment to help hold a mouth of the bag in an open position while filling the bag. The assembly can be compressed for easy packaging and storage and be expanded into a self-supported, open position without memory folds. The assembly is also configured to retract during closure of the open end of the bag.

US Patent:

20110216988, Sep 8, 2011

Filed:

Jan 28, 2011

Appl. No.:

13/016801

Inventors:

Alfred Sulpizio - Philadelphia PA, US
John Funk - Evergreen CO, US
Ian Barclay - Marion NY, US

International Classification:

B65D 33/00

US Classification:

383 33

Abstract:

Expandable bag assemblies and associated methods are disclosed herein. Certain aspects of the invention are directed toward an expandable bag assembly that includes a flexible bag with closed and open ends and collapsible sidewalls disposed between the ends. The assembly beneficially includes an integrated support structure provided with stiffeners and a mechanism for attachment to help hold a mouth of the bag in an open position while filling the bag. The assembly can be compressed for easy packaging and storage and be expanded into a self-supported, open position without memory folds. The assembly is also configured to retract during closure of the open end of the bag.