Carton with reclosable membrane liner
US4771938A · kind A · utility
9Cited by
19References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 9, 1986 |
| Grant date | Sep 20, 1988 |
| Priority date | — |
| Expiry date | Jul 9, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D5/0272
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An open ended carton which includes a moisture barrier membrane liner attached to interior surfaces of a cover. The membrane liner includes first and second hingedly connected attachment sections which are heat sealed to the cover at marginal sealing areas. A pour spout is provided by pivoting one attachment section outwardly from the carton opening. Pressure sensitive adhesive disposed on the marginal areas of the outwardly pivoting attachment section effects a moisture barrier closure of the carton.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.