US2925967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for aircraft
Assignee: Sperry Gyroscope Co Ltd
•
Filing: 1956-07-18
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Granted: 1960-02-23
•
Expires: 1976-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jofeh Marcus Lionel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:47
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0055; G05D1/0077; B; B64; B64C; B64C13/00; B64C13/24; G05D1/0066; G05D1/80; G05D1/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |