Patent US2961850A successfully refreshed from Google Patents.
US2961850A
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US
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Individualized ice mold
Assignee: Tupper Corp
•
Filing: 1954-10-28
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Granted: 1960-11-29
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Expires: 1974-10-28
Abstract
No abstract record available.
Inventors
- 👤 Earl S Tupper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:57
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/22; F25C1/24; F25C1/243; F25C2400/00; F25C2400/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1600055A
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US1868773A
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US2067064A
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US2471801A
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US2474936A
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US2433211A
Cited
US2587233A
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US2674862A
Cited
US2726517A
Cited
US2720760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |