US2896455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic devices
Assignee: Ambac International Corp
•
Filing: 1954-12-31
•
Granted: 1959-07-28
•
Expires: 1974-12-31
Abstract
No abstract record available.
Inventors
- 👤 Ronald L Bishop
- 👤 Wendell D Jewell
- 👤 Radov Daniel
- 👤 Statsinger Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:02
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1315058A
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US1589039A
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US2163528A
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US2433837A
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US2445388A
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US2451230A
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US2677194A
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US2620570A
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US2700829A
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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) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |