US2498064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizing apparatus for aircraft
Assignee: Honeywell Inc
•
Filing: 1944-02-28
•
Granted: 1950-02-21
•
Expires: 1964-02-28
Abstract
No abstract record available.
Inventors
- 👤 George L Borell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:59
CPC Classifications
B; B64; B64C; B64C17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1335898A
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US1351538A
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US1972336A
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US1921550A
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US2005530A
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US2071256A
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US2159142A
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US2162862A
Cited
US2235930A
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US2387795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |