US2945650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic heading control for aircraft
Assignee: Lear Inc
•
Filing: 1957-06-28
•
Granted: 1960-07-19
•
Expires: 1977-06-28
Abstract
No abstract record available.
Inventors
- 👤 William F Horton
- 👤 Wesley D Wegley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:05
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/04; G05D1/06; G05D1/0607; G05D1/0653; G05D1/0676; G01; G01S; G01S1/00; G01S1/02; G05D1/02; G05D1/0202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2613352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |