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US2878445A
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Three-axis torquer and displacement detector
Assignee: North American Aviation Corp
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Filing: 1953-12-11
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Granted: 1959-03-17
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Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 William M Scarborough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:50
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/16; G01B7/24; H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/14; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1254
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2270876A
Cited
US2474549A
Cited
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 |