US2714947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servo mechanism
Assignee: SUMMERS GYROSCOPE Co
•
Filing: 1951-05-24
•
Granted: 1955-08-09
•
Expires: 1971-05-24
Abstract
No abstract record available.
Inventors
- 👤 Roman J Dolude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:23
CPC Classifications
G; G05; G05G; G05G17/00; B; B64; B64C; B64C13/00; F; F16; F16H; F16H33/00; F16H33/02; F16H2706/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2176897A
Cited
US2426505A
Cited
US2573593A
Cited
US2556318A
Cited
US2595190A
Cited
US2594775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |