US2679908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propeller control
Assignee: Motors Liquidation Co
•
Filing: 1949-02-05
•
Granted: 1954-06-01
•
Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Robert C Treseder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:51
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/46; B64C11/50; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1007; Y10T137/6198
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2363670A
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US2423400A
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US2557991A
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US2321267A
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US2391699A
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US2410659A
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US2424559A
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US2501228A
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US2517703A
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US2557679A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |