US2714309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for obtaining flight data
Assignee: SERVOMECHANISMS Inc
•
Filing: 1951-08-28
•
Granted: 1955-08-02
•
Expires: 1971-08-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Redemske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:38
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB486666A
Cited
US2270991A
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US2318153A
Cited
US2457287A
Cited
US2512278A
Cited
US2488372A
Cited
US2574656A
Cited
US2515638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-01 | 1959-01-31 | 1959-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-01 | 1963-01-31 | 1963-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-01 | 1967-01-31 | 1967-08-02 | $7700.00 | Window Closed / Lapsed |