US3158188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible container
Assignee: Individual
•
Filing: 1961-04-17
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Granted: 1964-11-24
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Esty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:30
CPC Classifications
B; B65; B65D; B65D37/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN UPWARDLY-INWARDLY TAPERING, INHERENTLY STABLE AND COLLAPSIBLE CONTAINER COMPRISING IN COMBINATION, A BOTTOM WALL; A CIRCUMFERENTIALLY ENDLESS SIDE WALL OF FLEXIBLE MATERIAL; A CLOSED HOLLOW TOP OF FLEXIBLE MATERIAL HAVING AN OPENING EXTENDING THERETHROUGH AND JOINED WITH THE UPPER EDGE OF THE SIDE WALL; AND A VALVE IN THE TOP FOR THE INGRESS OF AIR, SAID HOLLOW TOP BEING SO SHAPED THAT THE INFLATION THEREOF CAUSES A REDUCTION IN THE WIDTH OF THE TOP AND THE FORMATION OF SUBSTANTIALLY VERTICAL WRINKLES IN SAID SIDE WALL, THE MATERIAL OF THE SIDE WALL HAVING SUBSTANTIALLY THE SAME CIRCUMFERENTIAL LENGTH
Claim 2
Dependent Claim
97 words
AN UPWARDLY-INWARDLY TAPERING, INHERENTLY STABLE AND COLLAPSIBLE CONTAINER COMPRISING IN COMBINATION, A BOTTOM WALL; A CIRCUMFERENTIALLY ENDLESS SIDE WALL OF FLEXIBLE MATERIAL; A CLOSED HOLLOW TOP OF FLEXIBLE MATERIAL HAVING AN OPENING EXTENDING THERETHROUGH AND JOINED WITH THE UPPER EDGE OF THE SIDE WALL; AND A VALVE IN THE TOP FOR THE INGRESS OF AIR, SAID HOLLOW TOP BEING SO SHAPED THAT THE INFLATION THEREOF CAUSES A REDUCTION IN THE WIDTH OF THE TOP AND THE FORMATION OF SUBSTANTIALLY VERTICAL WRINKLES IN SAID SIDE WALL, THE MATERIAL OF THE SIDE WALL HAVING SUBSTANTIALLY THE SAME CIRCUMFERENTIAL LENGTH
References Cited (Backward Citations)
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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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |