Patent US2750064A successfully refreshed from Google Patents.
US2750064A
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US
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Sealed separable food container
Assignee: Mealpack Corp
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Filing: 1952-04-25
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Granted: 1956-06-12
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Expires: 1972-04-25
Abstract
No abstract record available.
Inventors
- 👤 Houghton W Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:36
CPC Classifications
A; A47; A47J; A47J47/00; A47J47/14; A47J41/00; A47J41/0005; Y; Y10; Y10T; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/212; Y10T292/216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US815505A
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US1268550A
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US1711115A
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US1784516A
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US2183049A
Cited
US2249764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |