US3750933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container and closure for the same
Assignee: Individual
•
Filing: 1971-07-22
•
Granted: 1973-08-07
•
Expires: 1991-07-22
Abstract
Abstract A container having a top, bottom and side panels and a locking closure, wherein the locking closure includes a closure panel and a tuck flap having foldable ears for engaging the underside of the closure panel.
Inventors
- 👤 T Nicolay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:41
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/46; B65D5/46072; B65D5/46088; B65D5/46096; B65D5/02; B65D5/10; B65D5/54; B65D5/5405; B65D5/541
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
154 words
In a closure for an open end of a containEr formed from a blank sheet and including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a foldable panel hingedly connected along one edge to the other of said walls and adapted to overlay said closure flap when said closure flap and said panel are in folded condition to close said open end, a foldable tuck-in flap on the free edge of said panel, at least one wing on one end of said tuck-in flap adaptable for folding against said tuck-in flap during assembly, said wind being disected from the sheet material of the closure flap, and said closure flap having an opening to receive said tuck-in flap therethrough whereupon said wing engages beneath the closure flap to resist withdrawal of said tuck-in flap and lock said panel to said closure flap.
Claim 2
Dependent Claim
154 words
In a closure for an open end of a containEr formed from a blank sheet and including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a foldable panel hingedly connected along one edge to the other of said walls and adapted to overlay said closure flap when said closure flap and said panel are in folded condition to close said open end, a foldable tuck-in flap on the free edge of said panel, at least one wing on one end of said tuck-in flap adaptable for folding against said tuck-in flap during assembly, said wind being disected from the sheet material of the closure flap, and said closure flap having an opening to receive said tuck-in flap therethrough whereupon said wing engages beneath the closure flap to resist withdrawal of said tuck-in flap and lock said panel to said closure flap.
Claim 3
Dependent Claim
17 words
The closure recited in claim 1, in which the tuck-in flap has an ear on each end.
Claim 4
Dependent Claim
16 words
The closure recited in claim 1, in which the other end of said container is closed.
Claim 5
Dependent Claim
16 words
The closure recited in claim 1, in which a tear strip is provided on the panel.
Claim 6
Dependent Claim
142 words
In a closure for an open end of a container including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a foldable panel hingedly connected along one edge to the other of said walls and adapted to overlay said closure flap when said closure flap and said panel are in folded condition to close said open end, a foldable tuck-in flap on the free edge of said panel, at least one wing on one end of said tuck-in flap adaptable for folding against said tuck-in flap during assembly, said closure flap having an opening to receive said tuck-in flap therethrough whereupon said wing engages beneath the closure flap to resist withdrawal of said tuck-in flap and lock said panel to said closure flap, and a handle formed in said panel.
Claim 7
Dependent Claim
142 words
In a closure for an open end of a container including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a foldable panel hingedly connected along one edge to the other of said walls and adapted to overlay said closure flap when said closure flap and said panel are in folded condition to close said open end, a foldable tuck-in flap on the free edge of said panel, at least one wing on one end of said tuck-in flap adaptable for folding against said tuck-in flap during assembly, said closure flap having an opening to receive said tuck-in flap therethrough whereupon said wing engages beneath the closure flap to resist withdrawal of said tuck-in flap and lock said panel to said closure flap, and a handle formed in said panel.
Claim 8
Dependent Claim
16 words
The closure recited in claim 5, in which the handle is connected to the tuck-in flap.
Claim 9
Dependent Claim
140 words
In a closure for an open end of a container including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a pair of foldable panels each hingedly connected along one edge to another of said walls and adapted to overlay said closure flap when said closure flap and said panels are in folded condition to close said open end, foldable tuck-in flaps one on the free edge of each of said panels, at least one wing on one end of one tuck-in flap adaptable for folding against said tuck-in flap during assembly, and said closure flap having an opening to receive said tuck-in flaps therethrough whereupon said ear engages beneath the closure flap to resist withdrawal of its tuck-in flap and lock its panel to said closure flap.
Claim 10
Dependent Claim
140 words
In a closure for an open end of a container including a pair of walls, said closure comprising a closure flap hingedly connected along one edge to one of said walls and a pair of foldable panels each hingedly connected along one edge to another of said walls and adapted to overlay said closure flap when said closure flap and said panels are in folded condition to close said open end, foldable tuck-in flaps one on the free edge of each of said panels, at least one wing on one end of one tuck-in flap adaptable for folding against said tuck-in flap during assembly, and said closure flap having an opening to receive said tuck-in flaps therethrough whereupon said ear engages beneath the closure flap to resist withdrawal of its tuck-in flap and lock its panel to said closure flap.
Claim 11
Dependent Claim
26 words
The closure recited in claim 7, in which the container includes a pair of closure flaps interlocked one to the other and a pair of panels.
Claim 12
Dependent Claim
18 words
The closure recited in claim 8, in which the interlock means comprises flap extensions having cooperating slits therein.
Claim 13
Dependent Claim
20 words
The closure recited in claim 8, in which the tuck-in flap constitutes a divider at the end of the container.
Claim 14
Dependent Claim
34 words
The closure recited in claim 7, in which the container is formed from a single sheet of material scored for folding and including a glue flap for joining opposed ends of the formed sheet.
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) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |