Flexible pouch with curvilinear shape and method of forming
US8613548B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 19, 2008 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | May 31, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2575/583
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A flexible pouch for containing a carbonated product, and having a curvilinear shaped lower edge and method of producing the same is provided. The pouch includes a pouch body having an upper edge, a curvilinear bottom edge, and a side edge extending between the upper edge and bottom edge. The curvilinear bottom edge includes a curvilinear bottom seal corresponding to the curvilinear bottom edge, to distribute a force from the product evenly across the curvilinear bottom seal. The method forming a pouch body from a panel of laminate material, and aligning the first side edge with the second side edge to form the front wall and back wall of the pouch body. The method includes forming a side seal and forming a curvilinear bottom seal corresponding to the curvilinear bottom edge of the pouch body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.