Patent US3019614A successfully refreshed from Google Patents.
US3019614A
Expired / Lapsed
US
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Dual temperature refrigeration
Assignee: General Electric Co
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Filing: 1958-09-04
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Granted: 1962-02-06
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Expires: 1978-09-04
Abstract
No abstract record available.
Inventors
- 👤 Albert E Schubert
- 👤 Carlyle S Herrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:52
CPC Classifications
F; F25; F25B; F25B9/00; F25B9/002; F25B9/006; F25B5/00; F25B5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1874621A
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US2199077A
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US2277138A
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US2233414A
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US2403220A
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US2682756A
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US2794322A
Cited
US2841965A
Cited
US2867094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-05 | 1965-08-07 | 1966-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-05 | 1969-08-07 | 1970-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-05 | 1973-08-07 | 1974-02-06 | $7700.00 | Window Closed / Lapsed |