US2769317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freezing device
Assignee: Motors Liquidation Co
•
Filing: 1954-05-13
•
Granted: 1956-11-06
•
Expires: 1974-05-13
Abstract
No abstract record available.
Inventors
- 👤 George H Strickland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:14
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/22; F25C1/24; F25C1/246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1882756A
Cited
US2444789A
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US2386064A
Cited
US2201585A
Cited
US2587233A
Cited
US2613512A
Cited
US2642727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |