US3965953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible container for wine and fruit-juice
Assignee: Hoechst AG
•
Filing: 1974-09-10
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Granted: 1976-06-29
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Expires: 1994-09-10
Abstract
Abstract The opening in a flexible container for wine and fruitjuice of a rubber-lined or coated synthetic fabric is closed by a gas- and liquidtight zipper. An easy and unproblematic cleaning of the container is possible due to the easy opening and closing of the zipper.
Inventors
- 👤 Theo Becker
- 👤 Eduard Hilscher
- 👤 Karl-Heinz Ott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:52
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/16; B65D88/1612; B65D90/00; B65D90/54; Y; Y10; Y10S; Y10S383/00; Y10S383/906
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
84 words
A flxible gas and liquidtight container for wine and/or fruit-juice, lined with a material resistent to wine and/or fruit-juice, having four sides, a top and a bottom forming four corners, a filling opening, an emptying opening and an opening big enough for cleaning the inside of the container, said cleaning opening having a gas and liquidtight zipper by which the cleaning opening can be opened and closed and each of said corners being provided with means for ease of handling and transporting said container.
Claim 2
Dependent Claim
84 words
A flxible gas and liquidtight container for wine and/or fruit-juice, lined with a material resistent to wine and/or fruit-juice, having four sides, a top and a bottom forming four corners, a filling opening, an emptying opening and an opening big enough for cleaning the inside of the container, said cleaning opening having a gas and liquidtight zipper by which the cleaning opening can be opened and closed and each of said corners being provided with means for ease of handling and transporting said container.
Claim 3
Dependent Claim
17 words
The container of claim 1 in which the zipper has a length of at least 50 cm.
Claim 4
Dependent Claim
16 words
The container of claim 1 in which the zipper has a length of about 50 cm.
Claim 5
Dependent Claim
14 words
The container of claim 1 having a volume of about 1 m 3 .
Claim 6
Dependent Claim
24 words
The container of claim 1 having a volume of about 1 m 3 and a zipper which has a length of about 50 cm.
Claim 7
Dependent Claim
18 words
The container of claim 1 lined with a rubber or a synthetic fabric resistant to wine and/or fruit-juice.
Claim 8
Dependent Claim
28 words
The container of claim 1 wherein the wine and fruit-juice resistant liner material is a member selected from the group consisting of rubber, polyester, polyamide and polyethylene terephathalate.
Claim 9
Dependent Claim
24 words
The container of claim 1 wherein each of said corners is provided with a loop as the means for ease of handling said container.
References Cited (Backward Citations)
US1876338A
Cited
US2123454A
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US2344861A
Cited
US2495114A
Cited
US2674289A
Cited
US2701222A
Cited
US2962070A
Cited
US3162917A
Cited
US3417406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-06-29 | 1979-12-29 | 1980-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-29 | 1983-12-29 | 1984-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-29 | 1987-12-29 | 1988-06-29 | $7700.00 | Window Closed / Lapsed |