Patent US4802343A successfully refreshed from Google Patents.
US4802343A
Expired / Lapsed
US
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Self-cooling container
Assignee: Coca-Cola Co
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Filing: 1987-07-01
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Granted: 1989-02-07
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Expires: 2007-07-01
Abstract
Abstract A self-cooling container is provided having a hollow body with a cooling chamber and directing means for directing the flow of a portion of a beverage therein in contact with the cooling chamber to cool predominantly the next-to-be-consumed portion of the beverage.
Inventors
- 👤 Arthur G. Rudick
- 👤 Richard H. Heenan
- 👤 Ashis S. Gupta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:17
CPC Classifications
F; F25; F25D; F25D5/00; F25D5/02; F25D2331/00; F25D2331/80; F25D2331/805; F25D31/00; F25D31/006; F25D31/007
Claims Analysis
Total Claims: 31
Claim 1
Independent Claim
76 words
A self-cooling container comprising: (a) a hollow body for the storage of a beverage, (b) opening means on said hollow body for providing an opening therein for dispensing said beverage therethrough, (c) a cooling chamber within said hollow body and affixed thereto and having cooling means therein, and (d) a directing means within said hollow body for directing said beverage to flow into direct contact with said cooling chamber prior to being dispensed from said container.
Claim 2
Dependent Claim
76 words
A self-cooling container comprising: (a) a hollow body for the storage of a beverage, (b) opening means on said hollow body for providing an opening therein for dispensing said beverage therethrough, (c) a cooling chamber within said hollow body and affixed thereto and having cooling means therein, and (d) a directing means within said hollow body for directing said beverage to flow into direct contact with said cooling chamber prior to being dispensed from said container.
Claim 3
Dependent Claim
19 words
The container of claim 1 wherein said directing means limits the access of said beverage to said opening means.
Claim 4
Dependent Claim
27 words
The container of claim 2 wherein said directing means comprises an elongated member inside of said body and extending vertically downwardly from the top of said container.
Claim 5
Dependent Claim
45 words
The container of claim 3 wherein said directing means is a separator extending across the circumference of said container from the top of said container to a point short of the bottom of said container allowing sufficient flow of said beverage to said opening means.
Claim 6
Dependent Claim
18 words
The container of claim 4 wherein said separator is an integral part of the top of said container.
Claim 7
Dependent Claim
28 words
The container of claim 2 wherein said separator comprises a cup having a base with the base of said cup affixed to the top of said hollow body.
Claim 8
Dependent Claim
27 words
The container of claim 6 wherein said cup includes an indented portion running vertically along said cup to allow access of said beverage to said opening means.
Claim 9
Dependent Claim
30 words
The container of claim 6 wherein said cup is around said cooling chamber and said beverage is drawn from between said cup and said cooling chamber to said opening means.
Claim 10
Dependent Claim
19 words
The container of claim 8 wherein a drinking tube is inserted into said opening means for drawing said beverage.
Claim 11
Dependent Claim
45 words
The container of claim 1 wherein said cooling chamber comprises a first compartment containing a liquid and a second compartment containing a chemical that will react when contacted with said liquid separated by a rupturable separator means and means for rupturing said rupturable separator means.
Claim 12
Dependent Claim
16 words
The container of claim 10 wherein said means for rupturing is connected to said first compartment.
Claim 13
Dependent Claim
28 words
The container of claim 11 wherein said means for rupturing are accessible through an openable closure means located on said hollow body and adjacent to said cooling chamber.
Claim 14
Dependent Claim
21 words
The container of claim 12 wherein said means for rupturing includes a flexible wall forming a part of said first compartment.
Claim 15
Dependent Claim
26 words
The container of claim 13 wherein said flexible wall can be pushed inward to create sufficient pressure on said liquid to rupture said rupturable separator means.
Claim 16
Dependent Claim
14 words
The container of claim 14 wherein said flexible wall includes a flexible rolling diaphragm.
Claim 17
Dependent Claim
33 words
The container of claim 13 including a cutting member connected to said flexible wall for rupturing said rupturable separator means when said cutting member is placed in contact with said rupturable separator means.
Claim 18
Dependent Claim
12 words
The container of claim 16 wherein said cutting member is a pin.
Claim 19
Dependent Claim
23 words
The container of claim 13 wherein said flexible wall is a gas permeable membrane and said second compartment includes a chemical mixing means.
Claim 20
Dependent Claim
18 words
The container of claim 10 wherein said first compartment is an elastomer balloon inserted into said cooling chamber.
Claim 21
Dependent Claim
25 words
The container of claim 19 including a cutting member connected to said opening means for rupturing said elastomer balloon when said opening means is opened.
Claim 22
Dependent Claim
97 words
A self-cooling container comprising: (a) a hollow body for the storage of a beverage having first and second ends, (b) opening means on said first end for dispensing said beverage, (c) a cooling chamber within said hollow body and affixed to said second end having cooling means therein, and (d) directing means comprising a cup inserted over said cooling chamber, the base of said cup affixed to said first end, said cup having an opening in alignment with said opening means and positioned to direct said beverage along said cooling chamber and out through said opening means.
Claim 23
Dependent Claim
97 words
A self-cooling container comprising: (a) a hollow body for the storage of a beverage having first and second ends, (b) opening means on said first end for dispensing said beverage, (c) a cooling chamber within said hollow body and affixed to said second end having cooling means therein, and (d) directing means comprising a cup inserted over said cooling chamber, the base of said cup affixed to said first end, said cup having an opening in alignment with said opening means and positioned to direct said beverage along said cooling chamber and out through said opening means.
Claim 24
Dependent Claim
39 words
The container of claim 21 wherein said container includes a drinking tube inserted into said opening means and into said opening of said directing means for drawing said beverage pass said cooling chamber and out of said hollow body.
Claim 25
Dependent Claim
18 words
The container of claim 22 wherein said opening is located on an horizontally extending base on said cup.
Claim 26
Dependent Claim
45 words
The container of claim 21 wherein said cooling chamber comprises a first compartment containing a liquid and a second compartment containing a chemical that will react when contacted with said liquid separated by a rupturable separator means and means for rupturing said rupturable separator means.
Claim 27
Dependent Claim
16 words
The container of claim 24 wherein said means for rupturing is connected to said first compartment.
Claim 28
Dependent Claim
28 words
The container of claim 25 wherein said means for rupturing are accessible through a openable closure means located on said hollow body and adjacent to said cooling chamber.
Claim 29
Dependent Claim
21 words
The container of claim 26 wherein said means for rupturing includes a flexible wall forming a part of said first compartment.
Claim 30
Dependent Claim
26 words
The container of claim 27 wherein said flexible wall can be pushed inward to create sufficient pressure on said liquid to rupture said rupturable separator means.
Claim 31
Dependent Claim
14 words
The container of claim 28 wherein said flexible wall includes a flexible rolling diaphragm.
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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) | 1992-02-07 | 1992-08-08 | 1993-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-02-07 | 1996-08-08 | 1997-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-02-07 | 2000-08-08 | 2001-02-07 | $7700.00 | Window Closed / Lapsed |