Reclosable carton
US3958748A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 11, 1975 |
| Grant date | May 25, 1976 |
| Priority date | — |
| Expiry date | Nov 11, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D5/701
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Folded paperboard carton provided at one end with opposed pairs of major and minor flaps and an elongated tearout tab having a free edge extending along a major portion of the distal edge of the first down major flap and an opposed concomerated edge connection therewith to provide a wide opening; enabling removal of a wide rigid premium such as a children's book or a record as well as enabling well controlled pouring of a product such as a granulated detergent, while leaving spaced apart minor portions of said distal edge on each side of said major portion adhered to the underlying minor flap to define a U-shaped flange around the opening to allow adequate sealing and to keep the carton generally rigid and resistant to bulging after opening; and wherein the second down major flap is adhered to the first down major flap proximally of said tearout tab substantially only adjacent the concamerated edge thereof; the distal edge of the second down major flap defining a reclosure tab for insertion into a mating slit provided in the first down major flap proximally of said tear out tab and generally parallel said distal edge to enable good reclosure after opening. The concamerated edge may…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.