Patent US4377237A successfully refreshed from Google Patents.
US4377237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple compartment carton
Assignee: Georgia Pacific Consumer Products LP
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Filing: 1981-03-10
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Granted: 1983-03-22
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Expires: 2001-03-10
Abstract
Abstract In a multiple compartment carton, one compartment has a line of weakness for opening the compartment. Protective means overlies the line of weakness, to prevent inadvertent breakage of the line of weakness.
Inventors
- 👤 Thomas D. Pawlowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:24
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5495
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
73 words
A multiple compartment carton, comprising: a first compartment and a second compartment, said second compartment having a first line of weakness for opening said second compartment, said first line of weakness defining one edge of a cover on said second compartment, said first line of weakness, in the unopened carton, joining said cover to a carton wall panel; and protective means overlying said first line of weakness and affixed to said wall panel.
Claim 2
Dependent Claim
73 words
A multiple compartment carton, comprising: a first compartment and a second compartment, said second compartment having a first line of weakness for opening said second compartment, said first line of weakness defining one edge of a cover on said second compartment, said first line of weakness, in the unopened carton, joining said cover to a carton wall panel; and protective means overlying said first line of weakness and affixed to said wall panel.
Claim 3
Dependent Claim
51 words
A carton as in claim 1 wherein said first and second compartments are joined by a second line of weakness, such that said first compartment may be opened by releasing the affixation of said protective means and tearing said first compartment from said second compartment at said second line of weakness.
Claim 4
Dependent Claim
126 words
A carton blank made of sheet material and suitable for erection into a multiple-compartment carton, said blank comprising top and bottom wall panels, end wall panels and glue flaps, connected to each other by hinge lines along opposing edges, in the sequence of: a first glue flap, a first end wall panel, a first top wall panel, a second end wall panel, a first bottom wall panel, a second bottom wall panel, a third end wall panel, a second top wall panel, and a second glue flap; said hinge line between said first end wall panel and said first top wall panel having a first line of weakness thereon; said hinge line between said first and second bottom wall panels being a second line of weakness.
Claim 5
Dependent Claim
126 words
A carton blank made of sheet material and suitable for erection into a multiple-compartment carton, said blank comprising top and bottom wall panels, end wall panels and glue flaps, connected to each other by hinge lines along opposing edges, in the sequence of: a first glue flap, a first end wall panel, a first top wall panel, a second end wall panel, a first bottom wall panel, a second bottom wall panel, a third end wall panel, a second top wall panel, and a second glue flap; said hinge line between said first end wall panel and said first top wall panel having a first line of weakness thereon; said hinge line between said first and second bottom wall panels being a second line of weakness.
Claim 6
Dependent Claim
32 words
A carton blank as in claim 3 and including, on said first top wall panel an area substantially enclosed by cut means extending at least through the surface of the sheet material.
Claim 7
Dependent Claim
17 words
A carton blank as in claim 4 wherein said area is adjacent said first line of weakness.
Claim 8
Dependent Claim
72 words
A carton blank as in claim 4 or 5, said second glue flap having a length dimension between the hinge line between said second glue flap and said second top wall panel and an opposing free edge, said length dimensions being at least as great as the dimension extending between said hinge line between said first end wall panel and said first top wall panel and a remote edge of said area.
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) | 1986-03-21 | 1986-09-20 | 1987-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-03-21 | 1990-09-20 | 1991-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-03-21 | 1994-09-20 | 1995-03-22 | $7700.00 | Window Closed / Lapsed |