Recloseable storage bag with porous evacuation portal
US7137738B2 · kind B2 · utility
22Cited by
42References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2004 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Jan 15, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D33/01
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A recloseable storage bag is disclosed which may include first and second sides having closed sides and an open top. Primary closure members may be provided proximate the top, with a secondary closure element being provided in one of the sides to enable gas to be evacuated from the bag after the primary closure members are closed. The secondary closure member may further include the ability to prevent liquid from exiting the bag therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.