Method for creating modified atmosphere packaging
US6210725A · kind A · utility
23Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 19, 1998 |
| Grant date | Apr 3, 2001 |
| Priority date | — |
| Expiry date | Nov 19, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/80
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A package for storing oxygen-sensitive goods (such as meat) which contains a gas impermeable tray wrapped in a gas permeable film, a barrier bag within which the wrapped tray is disposed, a closure for closing an open end of the barrier bag, and two one-way valves. One of the one-way valves is located on the inside of one side of the barrier bag, and the other of the one-way valves is located on the outside of the other side of the barrier bag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.