US2535682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated refrigerator construction
Assignee: U S THERMO CONTROL CO
•
Filing: 1947-01-02
•
Granted: 1950-12-26
•
Expires: 1967-01-02
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:35
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/062; F25D23/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1321097A
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US1520409A
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US1436458A
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GB210522A
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US1714633A
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US1892708A
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US1869812A
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GB321568A
Cited
US1940655A
Cited
US2180177A
Cited
US2217222A
Cited
US2259185A
Cited
US2399967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |