US2466426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dive flap actuator and system
Assignee: ELECTRICAL ENGINEERING AND Manufacturing
•
Filing: 1944-10-21
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Granted: 1949-04-05
•
Expires: 1964-10-21
Abstract
No abstract record available.
Inventors
- 👤 Vaino A Hoover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:37
CPC Classifications
B; B64; B64C; B64C9/00; B64C9/32; B64C9/323
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US545111A
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US2170886A
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US2119305A
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US2164531A
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GB503022A
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US2315110A
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US2361574A
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US2360333A
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US2328897A
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US2375422A
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US2366734A
Cited
US2387799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |