US3985288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compartmented carton
Assignee: Smurfit Kappa Packaging Corp
•
Filing: 1976-01-30
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Granted: 1976-10-12
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Expires: 1996-01-30
Abstract
Abstract A triangular, tubular carton formed of foldable paperboard and including an internal partition which divides the carton into two compartments of unequal shape and size.
Inventors
- 👤 Richard L. Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:40
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/48; B65D5/48002; B65D5/48014
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
221 words
In a collapsible, triangular, tubular, compartmented carton formed of foldable paperboard, the combination of: a. a pair of first and second front side walls foldably joined to each other along corresponding side edges; b. a rear wall including a pair of coplanar rear wall panels, foldably joined at their outboard side edges to other corresponding side edges of said side walls, and having their inboard side edges in juxtaposition with each other; c. a pair of co-extensive partition panels having corresponding side edges foldably joined to respective inboard side edges of said rear wall panels and being secured to each other in face-to-face relationship to form a common partition; d. said partition extending into said carton to a medial portion of one of said front side walls to divide the interior of said carton into two compartments of unequal shape and size; e. the smaller of said compartments being triangular in shape and the larger of said compartments being trapezoidal in shape; f. a retaining flap foldably joined at one side edge to another side edge of one of said partition panels and being disposed to lie against the inner surface of said one front side wall with its other side edge positioned in the interior corner of the carton which is formed by the juncture of said front side walls.
Claim 2
Dependent Claim
221 words
In a collapsible, triangular, tubular, compartmented carton formed of foldable paperboard, the combination of: a. a pair of first and second front side walls foldably joined to each other along corresponding side edges; b. a rear wall including a pair of coplanar rear wall panels, foldably joined at their outboard side edges to other corresponding side edges of said side walls, and having their inboard side edges in juxtaposition with each other; c. a pair of co-extensive partition panels having corresponding side edges foldably joined to respective inboard side edges of said rear wall panels and being secured to each other in face-to-face relationship to form a common partition; d. said partition extending into said carton to a medial portion of one of said front side walls to divide the interior of said carton into two compartments of unequal shape and size; e. the smaller of said compartments being triangular in shape and the larger of said compartments being trapezoidal in shape; f. a retaining flap foldably joined at one side edge to another side edge of one of said partition panels and being disposed to lie against the inner surface of said one front side wall with its other side edge positioned in the interior corner of the carton which is formed by the juncture of said front side walls.
Claim 3
Dependent Claim
104 words
A carton according to claim 1, and including flap means for closing at least one end of said carton, said flap means including a closure flap foldably joined along one front side edge to an end edge of one of said front side walls and having foldably joined to its other front side edge and its rear edge a pair of front and rear tuck flaps arranged for insertion into the carton behind said other front wall and said rear wall, respectively; said rear tuck flap presenting a medial slit for receiving a portion of said partition to maintain said partition in proper position.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-10-12 | 1980-04-12 | 1980-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-12 | 1984-04-12 | 1984-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-12 | 1988-04-12 | 1988-10-12 | $7700.00 | Window Closed / Lapsed |