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US3970240A
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Container for liquids
Assignee: Greif International Holding BV
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Filing: 1975-06-16
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Granted: 1976-07-20
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Expires: 1995-06-16
Abstract
Abstract A container for liquids which takes the form of a spatial polygon having side planes of identical congruent triangles. The container consists of six triangular planes three of which have their bases against the bases of the other three and the top angle of each three meet at a point opposite to the point where the top angle of the other three meet.
Inventors
- 👤 Oscar Jacques Van Leer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:39
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/40; B65D75/44; B65D75/48; B65D75/50; Y; Y10; Y10S; Y10S52/00; Y10S52/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
58 words
Container for liquids, such as pastes, powders, which container has the form of a spatial polygon, the sideplanes of which consisting of identical, in particular congruent triangles, characterized in that the container consists of six triangular planes which three by three meet with the top angles in two opposite points and placed with their bases against each other.
Claim 2
Dependent Claim
58 words
Container for liquids, such as pastes, powders, which container has the form of a spatial polygon, the sideplanes of which consisting of identical, in particular congruent triangles, characterized in that the container consists of six triangular planes which three by three meet with the top angles in two opposite points and placed with their bases against each other.
Claim 3
Dependent Claim
47 words
Container according to claim 1, characterized in that at least one pair of two triangles, placed with their bases against each other, is manufactured with a folding line, running from the top of one triangle to the top of the other triangle and perpendicularly intersecting the bases.
Claim 4
Dependent Claim
45 words
Container according to claim 2 made from material containing thermoplastic synthetic material, characterized in that all ribs of the polygon, formed by the coinciding sides of the triangles, are folding lines and are treated such that the container tries to take up a collapsible position.
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) | 1979-07-20 | 1980-01-19 | 1980-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-20 | 1984-01-19 | 1984-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-20 | 1988-01-19 | 1988-07-20 | $7700.00 | Window Closed / Lapsed |