Patent US4017017A successfully refreshed from Google Patents.
US4017017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated luggage
Assignee: Domtar Inc
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Filing: 1976-06-28
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Granted: 1977-04-12
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Expires: 1996-06-28
Abstract
Abstract A carton blank and carton formed therefrom when the blank is provided with scorelines defining in each side panel a trapezoid and a plurality of triangles to form a blank that may be set up either with rectangular side panels or with trapezoid side panels. It is also possible with the present invention to select two different top closure structures which permits variation in length of the carton whether set up with regular rectangular side panels or with trapezoid side panels.
Inventors
- 👤 Hendrikus Vos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:42
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D5/10; B65D5/103; B65D5/106; B65D5/008; B65D5/029; B65D5/42; B65D5/44; B65D5/46; B65D5/46072; B65D5/46088; B65D5/46096; B65D5/46112
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
232 words
A carton blank and a carton formed therefrom comprising a first end wall panel and a first side wall panel, a second end wall panel and a second side wall panel interconnected by a set of substantially parallel fold lines, each of said side wall panels being divided by a parallity of fold lines arranged substantially in the same pattern in each of said side panels, each said plurality of fold lines defining in its respective said side wall panel, a central trapezonal panel having two sides substantially parallel and forming the top and bottom of said side wall panels and a pair of legs interconnecting adjacent ends of said two parallel sides and converging toward each other at the same angle from said top, each of said legs forming one side of a triangle defined by said bottom end and an adjacent fold line of said set of fold lines, closure means connected to said bottom of said side panels and to said end wall panels by a first bottom fold line means substantially perpendicular to said set of fold line, a second bottom fold line spaced above and substantially parallel to said first bottom fold line means, further fold lines substantially parallel to said set of fold lines and extending from the junction of each of said legs with said second bottom fold line to said bottom fold line means.
Claim 2
Dependent Claim
232 words
A carton blank and a carton formed therefrom comprising a first end wall panel and a first side wall panel, a second end wall panel and a second side wall panel interconnected by a set of substantially parallel fold lines, each of said side wall panels being divided by a parallity of fold lines arranged substantially in the same pattern in each of said side panels, each said plurality of fold lines defining in its respective said side wall panel, a central trapezonal panel having two sides substantially parallel and forming the top and bottom of said side wall panels and a pair of legs interconnecting adjacent ends of said two parallel sides and converging toward each other at the same angle from said top, each of said legs forming one side of a triangle defined by said bottom end and an adjacent fold line of said set of fold lines, closure means connected to said bottom of said side panels and to said end wall panels by a first bottom fold line means substantially perpendicular to said set of fold line, a second bottom fold line spaced above and substantially parallel to said first bottom fold line means, further fold lines substantially parallel to said set of fold lines and extending from the junction of each of said legs with said second bottom fold line to said bottom fold line means.
Claim 3
Dependent Claim
32 words
A blank and carton formed therefrom as defined in claim 1 wherein said legs between said first fold line means and second bottom fold line are formed by frangible lines of weakness.
Claim 4
Dependent Claim
103 words
Blank and carton formed therefrom substantially defined in claim 1 further comprising top closure means foldably connected to the top of said side and end wall panels via a first top fold line substantially parallel to said bottom fold line, a second top fold line spaced downwardly from first top fold line, diagonal score lines extending across each of said end wall panels from the mid point of said end wall panel on said first top fold line toward each corner formed on said end wall panel by the junction of said second fold line with the sides of said end wall panels.
Claim 5
Dependent Claim
72 words
A blank or carton formed therefrom substantially as defined in claim 3 further comprising handle forming means provided in top closure means and including tabs projecting from the portion of said top closure means directly connected to said side panels and slots in the portion of said top closure means directly connected to said end wall panels, said slots being adapted to receive said projections when said top is in closed position.
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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) | 1980-04-11 | 1980-10-11 | 1981-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-11 | 1984-10-11 | 1985-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-11 | 1988-10-11 | 1989-04-12 | $7700.00 | Window Closed / Lapsed |