Z-Fold adhesive stripe closure for bags
US3990627A · kind A · utility
34Cited by
9References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 27, 1975 |
| Grant date | Nov 9, 1976 |
| Priority date | — |
| Expiry date | Aug 27, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D33/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An adhesive closure for bags, such as sandwich bags for example, comprising an adhesive stripe located adjacent the open mouth portion of the bag. The adhesive stripe is covered until ready for use by the upper portion of the bag's front wall whereby upward displacement of the front wall exposes the adhesive stripe for sealing the upper portion of the bag walls together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.