US2586469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic stabilizing apparatus
Assignee: Brevets Aero Mecaniques SA
•
Filing: 1945-12-27
•
Granted: 1952-02-19
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Expires: 1965-12-27
Abstract
No abstract record available.
Inventors
- 👤 Kuyvenhoven Arend Willem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:57
CPC Classifications
F; F41; F41G; F41G5/00; F41G5/14; F41G5/16; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221; Y10T74/1229; Y10T74/1232; Y10T74/1254
Claims Analysis
Total Claims: 0
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US2008058A
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US2077849A
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US2005530A
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US2339508A
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US2302894A
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US2414108A
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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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |