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US3819035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame carton
Assignee: WestRock Minnesota Corp
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Filing: 1972-12-06
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Granted: 1974-06-25
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Expires: 1992-12-06
Abstract
Abstract A shadow box type package supports a tube having a crimped end. The rectangular carton includes a closure including a first flap connected to one wall and inclining inwardly toward the opposite wall. This flap is apertured to receive the tube end, and includes an extension extending to the juncture between the opposite wall and a second flap. The second flap extends across the carton end and includes a tuck flap engageable through the aperture in the first flap.
Inventors
- 👤 H Jaeschke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:21
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5002; B65D5/5007; B65D5/5009
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
136 words
A packing including: an article having a relatively flattened end, a paperboard carton having a front panel, a back panel, and side walls connecting the edges of said front and back panels, and an end structure retaining the end of the article opposite to said flattened end, a second opposite end structure supporting the flattened end, the second end structure including: a first flap hingedly secured to one of said panels and sloping inwardly toward the opposite panel, an extension flap secured to the end of said first flap, a second flap hingedly secured to said opposite panel, said first flap having an aperture therethrough spaced from the edges thereof through which the flattened end of said article extends, a tuck flap hingedly secured to the end of said second flap and extending into said aperture.
Claim 2
Dependent Claim
136 words
A packing including: an article having a relatively flattened end, a paperboard carton having a front panel, a back panel, and side walls connecting the edges of said front and back panels, and an end structure retaining the end of the article opposite to said flattened end, a second opposite end structure supporting the flattened end, the second end structure including: a first flap hingedly secured to one of said panels and sloping inwardly toward the opposite panel, an extension flap secured to the end of said first flap, a second flap hingedly secured to said opposite panel, said first flap having an aperture therethrough spaced from the edges thereof through which the flattened end of said article extends, a tuck flap hingedly secured to the end of said second flap and extending into said aperture.
Claim 3
Dependent Claim
23 words
The structure of claim 1 and in which said tuck flap extends between said flattened end of said article and said one panel.
Claim 4
Dependent Claim
20 words
The structure of claim 1 and in which said tuck flap includes locking means engaging the ends of said aperture.
Claim 5
Dependent Claim
38 words
The structure of claim 1 and including a series of gusset flaps connecting the upper edges of said side walls to the edges of said first flap to limit inward pivoting of said first flap into the carton.
Claim 6
Dependent Claim
18 words
The structure of claim 4 and in which said gusset flaps comprise three hingedly connected generally triangular flaps.
Claim 7
Dependent Claim
86 words
The structure of claim 4 and in which the series of gusset flaps connecting the upper end of each side wall to said first flap include a first gusset flap hingedly to the first flap, an intermediate gusset flap hinged to said first gusset flap along a diagonal fold line which is at an acute angle relative to the hinge line connecting said first gusset flap to said first flap, and a third gusset flap hingedly connecting said intermediate gusset flap to a corresponding side wall.
Claim 8
Dependent Claim
18 words
The structure of claim 6 and in which the first gusset flap is smaller than the remaining two.
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) | 1977-06-24 | 1977-12-24 | 1978-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-24 | 1981-12-24 | 1982-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-24 | 1985-12-24 | 1986-06-25 | $7700.00 | Window Closed / Lapsed |