Patent US4469990A successfully refreshed from Google Patents.
Patent US3829003A successfully refreshed from Google Patents.
US3829003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compartmented container
Assignee: Individual
•
Filing: 1972-06-14
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Granted: 1974-08-13
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Expires: 1992-06-14
Abstract
Abstract A container is provided for ready-cooked or partially cooked food, having at least one removable partition attached to the bottom and defining at least two compartments.
Inventors
- 👤 R Dilot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:14
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/24; B65D5/244; B65D5/2014; B65D5/2019; Y; Y10; Y10S; Y10S229/00; Y10S229/902
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
206 words
A compartmented container having at least one bottom portion and upstanding side walls with corner portions therebetween attached to said bottom portion and defining an interior space therebetween; and at least one partition separating the space into at least two compartments, and comprising a foot, web and two side flaps, the foot being disposed at the bottom portion of the partition, at which foot the partition is attached to the bottom of the container, and each side flap being attached to opposite side edges of the web, the partition being pivotable along a fold line extending between the foot and the web, and the side flaps being pivotable along fold lines extending between the web and the side flaps, and resiliently resisting bending along the fold lines to frictionally engage abutting side walls of the container, and resist movement of the partition along its fold line between the foot and the web, the partition being pivotable along such fold line between an upright separating and compartmenting position, and an out-of-the-way flat position parallel to and abutting the bottom of the container; the corner portions between the container side walls being defined by fold lines into triangular portions folded over in lapping relationship, thereby forming the corners.
Claim 2
Dependent Claim
206 words
A compartmented container having at least one bottom portion and upstanding side walls with corner portions therebetween attached to said bottom portion and defining an interior space therebetween; and at least one partition separating the space into at least two compartments, and comprising a foot, web and two side flaps, the foot being disposed at the bottom portion of the partition, at which foot the partition is attached to the bottom of the container, and each side flap being attached to opposite side edges of the web, the partition being pivotable along a fold line extending between the foot and the web, and the side flaps being pivotable along fold lines extending between the web and the side flaps, and resiliently resisting bending along the fold lines to frictionally engage abutting side walls of the container, and resist movement of the partition along its fold line between the foot and the web, the partition being pivotable along such fold line between an upright separating and compartmenting position, and an out-of-the-way flat position parallel to and abutting the bottom of the container; the corner portions between the container side walls being defined by fold lines into triangular portions folded over in lapping relationship, thereby forming the corners.
Claim 3
Dependent Claim
21 words
A container according to claim 1, in which the edges of the side flaps of the partition are arcuate in shape.
Claim 4
Dependent Claim
19 words
A container according to claim 1, in which the partition is made of or surfaced with thermoplastic polymer material.
Claim 5
Dependent Claim
21 words
A container according to claim 1, in which the partition is made of cardboard material coated with a layer of thermoplastic.
Claim 6
Dependent Claim
40 words
A container according to claim 1, in which the partition is provided with at least one score line along the side attached to the bottom of the container, whereby the partition can be torn from the bottom of the container.
Claim 7
Dependent Claim
19 words
A container according to claim 1, in which the partition is provided with a pull flap projecting outwardly therefrom.
Claim 8
Dependent Claim
20 words
A container according to claim 1, in which the partition is attached to the bottom of the container by bonding.
Claim 9
Dependent Claim
20 words
A container according to claim 1, in which the partition is attached to the bottom of the container by heat-sealing.
Claim 10
Dependent Claim
45 words
A blank for forming a container according to claim 1, made in one piece of sheet material with fold lines separating and defining the bottom and side wall portions, and corner portions therebetween, the partition being a separate piece attached thereto to the bottom portion.
Claim 11
Dependent Claim
39 words
A blank according to claim 9, in which the corner portions are defined by fold lines into five triangular portions adapted to be folded over in lapping relationship upon raising of the side wall portions to form the corners.
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) | 1977-08-12 | 1978-02-11 | 1978-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-12 | 1982-02-11 | 1982-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-12 | 1986-02-11 | 1986-08-13 | $7700.00 | Window Closed / Lapsed |