Patent US2941400A successfully refreshed from Google Patents.
US2941400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pilot's flight control indicator
Assignee: Individual
•
Filing: 1955-09-29
•
Granted: 1960-06-21
•
Expires: 1975-09-29
Abstract
No abstract record available.
Inventors
- 👤 James O Nesbitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:24
CPC Classifications
B; B64; B64D; B64D45/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2055495A
Cited
US2053182A
Cited
GB603383A
Cited
US2579902A
Cited
US2656721A
Cited
US2582796A
Cited
US2685226A
Cited
US2718783A
Cited
US2892180A
Cited
US2737640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |