US2878006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic apparatus for measuring rate of turn and linear acceleration
Assignee: Sperry Gyroscope Co Ltd
•
Filing: 1953-11-24
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Granted: 1959-03-17
•
Expires: 1973-11-24
Abstract
No abstract record available.
Inventors
- 👤 Sedgfield Hugh Brougham
- 👤 Errington Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:56
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/14; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/166; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1279
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2133809A
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US2414102A
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US2407657A
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US2514250A
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US2484823A
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US2452335A
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US2479122A
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US2567682A
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US2695165A
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US2689723A
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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) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |