Patent US2144420A successfully refreshed from Google Patents.
US2990973A
Expired / Lapsed
US
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Food heating and dispensing apparatus
Assignee: Individual
•
Filing: 1957-09-17
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Granted: 1961-07-04
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Expires: 1977-09-17
Abstract
No abstract record available.
Inventors
- 👤 Otto L Chazen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:33
CPC Classifications
G; G07; G07F; G07F17/00; G07F17/0064; G07F17/0078; G07F9/00; G07F9/10; G07F9/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2363724A
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US2590580A
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US2501712A
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US2531238A
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US2831419A
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US2701722A
Cited
US2790379A
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US2839649A
Cited
US2901964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |