US2419063A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope control
Assignee: Individual
•
Filing: 1939-11-10
•
Granted: 1947-04-15
•
Expires: 1959-11-10
Abstract
No abstract record available.
Inventors
- 👤 Fischer Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:27
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/44; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1228061A
Cited
US1485783A
Cited
US2041526A
Cited
US1984874A
Cited
US2093503A
Cited
FR773968A
Cited
US2188606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |