Patent US2879670A successfully refreshed from Google Patents.
US2879670A
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US
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Gyroscopic systems
Assignee: Unisys Corp
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Filing: 1956-11-08
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Granted: 1959-03-31
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Expires: 1976-11-08
Abstract
No abstract record available.
Inventors
- 👤 Walter J Ambrose
- 👤 Arthur W Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:08
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/44; G01C19/46; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |