US2742097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hub mounting for an adjustable pitch propeller
Assignee: MID STATES Manufacturing CORP Inc
•
Filing: 1953-12-30
•
Granted: 1956-04-17
•
Expires: 1973-12-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Gaston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:48
CPC Classifications
B; B63; B63H; B63H3/00; B63H3/02; B63H3/04; B63H20/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US593934A
Cited
US801684A
Cited
US1493066A
Cited
US2111245A
Cited
US2164485A
Cited
US2290011A
Cited
US2357914A
Cited
US2414229A
Cited
US2383440A
Cited
DE805984C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |