US2639592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator having refrigerant cooled liner
Assignee: American Motors Corp
•
Filing: 1949-11-09
•
Granted: 1953-05-26
•
Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Lawrence A Philipp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:52
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/085; F25D11/00; F25D11/02; F25D11/025; F25D2400/00; F25D2400/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511851A
Cited
US2101656A
Cited
US2284915A
Cited
US2280554A
Cited
US2509613A
Cited
US2509591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |