US2941193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Autopilot monitor system
Assignee: Collins Radio Co
•
Filing: 1956-07-16
•
Granted: 1960-06-14
•
Expires: 1976-07-16
Abstract
No abstract record available.
Inventors
- 👤 Henry W Patton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:30
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2662207A
Cited
GB671912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |