US4313541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton with article retaining structure
Assignee: Jefferson Smurfit Corp
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Filing: 1980-07-21
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Granted: 1982-02-02
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Expires: 2000-07-21
Abstract
Abstract A paperboard carton having integral internal structure for retaining a packaged article in a fixed position.
Inventors
- 👤 Joseph J. Hart
- 👤 John D. Desmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:05
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5002; B65D5/5016
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
183 words
A carton, formed of a unitary blank of foldable paperboard, including integral structure for holding, in a fixed position against one wall of the carton, a tray having a flange projecting laterally outward from an upper portion thereof, said carton comprising: (a) a pair of opposed top and bottom horizontal walls; (b) opposed pairs of side and end vertical walls foldably joined to each other on first fold lines and to said horizontal walls on second fold lines, which extend normal to said first fold lines, to define a box-like enclosure; (c) a glue flap foldably joined to one of said opposed top and bottom walls; (d) a retaining panel foldably joined to said glue flap and extending parallel to but spaced inwardly to one of said pairs of side walls, said retaining panel having a laterally extending opening to receive a portion of the outer flange of a tray and a lock tab extending downwardly against the upper portion of the tray at a right angle to said horizontal walls to hold said tray in a fixed position against said bottom wall.
Claim 2
Dependent Claim
183 words
A carton, formed of a unitary blank of foldable paperboard, including integral structure for holding, in a fixed position against one wall of the carton, a tray having a flange projecting laterally outward from an upper portion thereof, said carton comprising: (a) a pair of opposed top and bottom horizontal walls; (b) opposed pairs of side and end vertical walls foldably joined to each other on first fold lines and to said horizontal walls on second fold lines, which extend normal to said first fold lines, to define a box-like enclosure; (c) a glue flap foldably joined to one of said opposed top and bottom walls; (d) a retaining panel foldably joined to said glue flap and extending parallel to but spaced inwardly to one of said pairs of side walls, said retaining panel having a laterally extending opening to receive a portion of the outer flange of a tray and a lock tab extending downwardly against the upper portion of the tray at a right angle to said horizontal walls to hold said tray in a fixed position against said bottom wall.
Claim 3
Dependent Claim
30 words
A carton according to claim 1, wherein said retaining panel has foldably joined to its opposite ends a pair of flaps folded inwardly at right angles to said retaining panel.
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) | 1985-02-01 | 1985-08-03 | 1986-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-02-01 | 1989-08-03 | 1990-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-02-01 | 1993-08-03 | 1994-02-02 | $7700.00 | Window Closed / Lapsed |