Patent US3742994A successfully refreshed from Google Patents.
US3742994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable container
Assignee: Colgate Palmolive Co
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Filing: 1971-10-21
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Granted: 1973-07-03
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Expires: 1991-10-21
Abstract
Abstract An inflatable double walled container having inner and outer walls of plastic film and provided with an imperforate bottom wall. The container may be inflated to form a rigid selfsupporting waste basket or garbage can and when filled may be deflated and have the open end sealed and thereafter disposed of in any convenient manner.
Inventors
- 👤 P Pensak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:05
CPC Classifications
B; B65; B65D; B65D31/00; B65D31/04; B65F; B65F1/00; B65F1/02; B65F2220/00; B65F2220/116
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
82 words
An inflatable double wall cylindrical container comprising an inner wall and an outer wall connected at their top and bottom edges, said outer wall being otherwise spaced from said inner wall and defining a chamber therebetween, a bottom wall, said inner wall and said outer wall being continuously secured to said bottom wall at the periphery thereof, said outer wall being generally perpendicularly disposed to said bottom wall, and means for introducing air under pressure to said chamber to rigidify said container.
Claim 2
Dependent Claim
82 words
An inflatable double wall cylindrical container comprising an inner wall and an outer wall connected at their top and bottom edges, said outer wall being otherwise spaced from said inner wall and defining a chamber therebetween, a bottom wall, said inner wall and said outer wall being continuously secured to said bottom wall at the periphery thereof, said outer wall being generally perpendicularly disposed to said bottom wall, and means for introducing air under pressure to said chamber to rigidify said container.
Claim 3
Dependent Claim
20 words
A container according to claim 1, wherein said inner wall and said outer wall are of a thin plastic film.
Claim 4
Dependent Claim
27 words
A container according to claim 1, wherein said means includes a bore in said outer wall, and a tube attached to said outer wall surrounding said bore.
Claim 5
Dependent Claim
21 words
A container according to claim 3, including a check valve for preventing loss of air from said chamber through said tube.
Claim 6
Dependent Claim
15 words
A container according to claim 1, wherein said bottom wall is imperforate and is flexible.
Claim 7
Dependent Claim
25 words
A container according to claim 1, wherein said inner wall and said outer wall are secured to each other at the top and bottom thereof.
Claim 8
Dependent Claim
92 words
An inflatable double wall container conprising an inner wall and an outer wall connected at their top edges, said outer wall being otherwise spaced from said inner wall and defining a chamber therebetween, a bottom wall, said inner wall and said outer wall being secured to said bottom wall at the periphery thereof, said bottom wall having a peripheral flange welded to said inner wall and said outer wall, said outer wall being disposed inwardly of said flange, and means for introducing air under pressure to said chamber to rigidify said container.
Claim 9
Dependent Claim
92 words
An inflatable double wall container conprising an inner wall and an outer wall connected at their top edges, said outer wall being otherwise spaced from said inner wall and defining a chamber therebetween, a bottom wall, said inner wall and said outer wall being secured to said bottom wall at the periphery thereof, said bottom wall having a peripheral flange welded to said inner wall and said outer wall, said outer wall being disposed inwardly of said flange, and means for introducing air under pressure to said chamber to rigidify said container.
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) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |