US2531614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable output linkage with multiple controlled elements
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1946-10-12
•
Granted: 1950-11-28
•
Expires: 1966-10-12
Abstract
No abstract record available.
Inventors
- 👤 Pew Chester C De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:25
CPC Classifications
G; G05; G05G; G05G9/00; G05G9/08; G05G9/085; F; F16; F16C; F16C1/00; F16C1/10; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20558
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1100482A
Cited
US2087378A
Cited
US2299583A
Cited
US2398100A
Cited
US2406872A
Cited
US2448696A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |