Patent US3680767A successfully refreshed from Google Patents.
US3680767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hooded carton with reclosure lock
Assignee: Container Corp
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Filing: 1970-07-20
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Granted: 1972-08-01
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Expires: 1990-07-20
Abstract
Abstract A reclosable, paperboard folding carton including a body with a hinged cover having a depending hood enclosing upper marginal areas of the body and including means on the body engageable with means on the cover hood for providing an interlocking connection therebetween upon reclosure of the carton after initial opening.
Inventors
- 👤 Richard G De Lorenzo
- 👤 Donald G Luff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:35
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/545; B65D5/546
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
316 words
A reclosable, hooded, carton with an integral locking feature, formed from a unitary blank of foldable paperboard, comprising in combination: a. a body having bottom, front, rear, and side walls hingedly interconnected to form a box-like structure open at the top; b. a cover having a top wall hinged at its rear edge to an upper edge of said body rear wall and having depending from its front and side edges front and side panels which are interconnected at the corners of the cover to form a hood for enclosing upper marginal areas of the body front and side walls, respectively; c. means for providing interlocking engagement between said cover hood front panel and said body front wall, upon reclosure of the carton after initial opening, comprising a relative narrow, transversely extending lock strip formed from stock of an upper marginal portion of said body front wall and reverse folded outwardly and downwardly between said body front wall and said cover hood front panel; d. said lock strip comprising: i. one section detachably connected at its upper edge to an upper edge of said body front wall, free from attachment to another section of said lock strip, and adhesively secured to said cover hood front panel so that when the cover is initially opened said one section will be detached from said body front wall and will become a part of said cover hood front panel; ii. said one section having spaced end portions aligned with spaced mating portions on said other section and presenting an upwardly facing edge surface engageable with a downwardly facing edge surface on said other section to prevent accidental opening of the cover after the cover has been reclosed; e. said body front wall being characterized by the absence of said lock strip thereon after initial opening but for the presence of the spaced mating portions of said lock strip thereon.
Claim 2
Dependent Claim
316 words
A reclosable, hooded, carton with an integral locking feature, formed from a unitary blank of foldable paperboard, comprising in combination: a. a body having bottom, front, rear, and side walls hingedly interconnected to form a box-like structure open at the top; b. a cover having a top wall hinged at its rear edge to an upper edge of said body rear wall and having depending from its front and side edges front and side panels which are interconnected at the corners of the cover to form a hood for enclosing upper marginal areas of the body front and side walls, respectively; c. means for providing interlocking engagement between said cover hood front panel and said body front wall, upon reclosure of the carton after initial opening, comprising a relative narrow, transversely extending lock strip formed from stock of an upper marginal portion of said body front wall and reverse folded outwardly and downwardly between said body front wall and said cover hood front panel; d. said lock strip comprising: i. one section detachably connected at its upper edge to an upper edge of said body front wall, free from attachment to another section of said lock strip, and adhesively secured to said cover hood front panel so that when the cover is initially opened said one section will be detached from said body front wall and will become a part of said cover hood front panel; ii. said one section having spaced end portions aligned with spaced mating portions on said other section and presenting an upwardly facing edge surface engageable with a downwardly facing edge surface on said other section to prevent accidental opening of the cover after the cover has been reclosed; e. said body front wall being characterized by the absence of said lock strip thereon after initial opening but for the presence of the spaced mating portions of said lock strip thereon.
Claim 3
Dependent Claim
38 words
A carton according to claim 1, wherein said hood front and side panels are connected to each other at the corners of the hood by flaps hinged to the side panels and adhesively secured to the front panel.
Claim 4
Dependent Claim
38 words
A carton according to claim 1, wherein said hood front and side panels are connected to each other at the corners of the hood by flaps hinged to the front panel and adhesively secured to the side panels.
Claim 5
Dependent Claim
32 words
A carton according to claim 1, wherein said carton is formed as a tray with the end walls secured before the tray is filled from the top and the cover is closed.
Claim 6
Dependent Claim
38 words
A carton according to claim 1, wherein said carton is formed as a tube and the cover is secured to the body front wall before the carton is filled from the end and the end walls are secured.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-01 | 1976-01-31 | 1976-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-01 | 1980-01-31 | 1980-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-01 | 1984-01-31 | 1984-08-01 | $7700.00 | Window Closed / Lapsed |