Patent US2594036A successfully refreshed from Google Patents.
US2594036A
Expired / Lapsed
US
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Refrigerator having freezer and storage compartments with separate controls
Assignee: BETZ Corp
•
Filing: 1948-05-14
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Granted: 1952-04-22
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Expires: 1968-05-14
Abstract
No abstract record available.
Inventors
- 👤 Andrew E Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:06
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/02; F25D11/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1963698A
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US2165480A
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US2285945A
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US2282342A
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US2349121A
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US2315460A
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US2416121A
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US2450823A
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US2433655A
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US2482222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |