US3131845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containers
Assignee: Continental Can Co Inc
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Filing: 1962-06-12
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Granted: 1964-05-05
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Expires: 1982-06-12
Abstract
No abstract record available.
Inventors
- 👤 Sherlock John Gerrard
- 👤 Draper Harold John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:33
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/22; B65D1/26; B65D1/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PAIR OF IDENTICAL NESTED OPEN-MOUTHED THIN-WALLED CONTAINERS EACH OF INTEGRAL FORMATION FROM A PLASTIC MATERIAL, AND EACH HAVING AN END WALL AND DIVERGING SIDE WALLS WITH AN AXIALLY INWARDLY DIRECTED GENERALLY CYLINDRICAL PROTUBERANCE IN THE END WALL, AN UPPER SHOULDER AT THE INNER END OF THE PROTUBERANCE, AND A LOWER SHOULDER WHERE THE PROTUBERANCE IS UNITED WITH THE END WALL, THE LOWER SHOULDER OF THE NESTING CONTAINER RESTING ON THE UPPER SHOULDER OF THE CONTAINER IN WHICH IT IS NESTED, AND RADIAL CLEARANCE BEING MAINTAINED BETWEEN THE SIDE WALLS OF THE TWO CONTAINERS.
Claim 2
Dependent Claim
94 words
A PAIR OF IDENTICAL NESTED OPEN-MOUTHED THIN-WALLED CONTAINERS EACH OF INTEGRAL FORMATION FROM A PLASTIC MATERIAL, AND EACH HAVING AN END WALL AND DIVERGING SIDE WALLS WITH AN AXIALLY INWARDLY DIRECTED GENERALLY CYLINDRICAL PROTUBERANCE IN THE END WALL, AN UPPER SHOULDER AT THE INNER END OF THE PROTUBERANCE, AND A LOWER SHOULDER WHERE THE PROTUBERANCE IS UNITED WITH THE END WALL, THE LOWER SHOULDER OF THE NESTING CONTAINER RESTING ON THE UPPER SHOULDER OF THE CONTAINER IN WHICH IT IS NESTED, AND RADIAL CLEARANCE BEING MAINTAINED BETWEEN THE SIDE WALLS OF THE TWO CONTAINERS.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |