US3934747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container, particularly for liquids
Assignee: WIVA NV
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Filing: 1974-09-06
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Granted: 1976-01-27
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Expires: 1994-09-06
Abstract
Abstract A container, particularly for liquids, consisting of at least two coaxial parts manufactured from synthetic material, wherein each part has a ring which is concentrically connected with the peripheral edge thereof. In the two interconnected parts, both the end edges concerned and the facing edges of the rings are interconnected.
Inventors
- 👤 Jan Henrik Needt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:40
CPC Classifications
B; B65; B65D; B65D11/00; B65D11/02
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
73 words
A container comprising at least two coaxial shell parts arranged end-to-end and made of synthetic moldable material, each shell part having a ring concentric with its respective shell part and connected to a peripheral edge of its respective shell part, the ring of each part having an edge facing an edge of the other ring, said facing edges engaging each other in only a single plane and being permanently connected to each other.
Claim 2
Dependent Claim
73 words
A container comprising at least two coaxial shell parts arranged end-to-end and made of synthetic moldable material, each shell part having a ring concentric with its respective shell part and connected to a peripheral edge of its respective shell part, the ring of each part having an edge facing an edge of the other ring, said facing edges engaging each other in only a single plane and being permanently connected to each other.
Claim 3
Dependent Claim
43 words
A container as defined in claim 1 wherein each shell part has an end edge facing an end edge of the other shell part, said facing shell part edges engaging each other in only a single plane and being connected to each other.
Claim 4
Dependent Claim
30 words
A container as defined in claim 1 including connecting ribs connecting each ring to its respective shell part, said ribs being uniformly distributed around the periphery of the shell part.
Claim 5
Dependent Claim
44 words
A container as defined in claim 3 wherein the ribs of each shell part have edges facing the ribs of the other shell part, said facing edges of the ribs engaging each other in only a single plane and being connected to each other.
Claim 6
Dependent Claim
59 words
A container as defined in claim 4 wherein each shell part has an end edge facing an end edge of the other shell part, said facing shell part edges engaging each other in only a single plane and being connected to each other, the planes of engagement of said rings, ribs, and shell parts all being the same plane.
Claim 7
Dependent Claim
20 words
A container as defined in claim 1 including a solid bridge part connecting each ring to its respective shell part.
Claim 8
Dependent Claim
97 words
A container as defined in claim 1 wherein each end of the container is provided with an end ring concentric with the container and connected to the peripheral edge of its respective container end, and including a cover part at each end of the container, each cover part having a concentric ring corresponding to the ring at the container end, said container end ring and its respective cover part ring each having an edge facing an edge of the other, said facing edges engaging each other in only a single plane and being connected to each other.
Claim 9
Dependent Claim
21 words
A container as defined in claim 7 wherein the diameter of each shell part decreases from each end toward its center.
References Cited (Backward Citations)
US2798631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-01-26 | 1979-07-28 | 1980-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-01-26 | 1983-07-28 | 1984-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-01-26 | 1987-07-28 | 1988-01-27 | $7700.00 | Window Closed / Lapsed |