Patent US2566696A successfully refreshed from Google Patents.
US2566696A
Expired / Lapsed
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Roller track mounting of a variable pitch propeller
Assignee: Curtiss Wright Corp
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Filing: 1947-01-15
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Granted: 1951-09-04
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Expires: 1967-01-15
Abstract
No abstract record available.
Inventors
- 👤 Maurice E Cushman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:23
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/50; B; B64; B64C; B64C11/00; B64C11/02; B64C11/04; B64C11/06; F16C19/22; F16C19/30; F16C33/00; F16C33/30; F16C33/306; F16C2326/00; F16C2326/43
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US715171A
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US1829443A
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GB336479A
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US1887543A
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US2020239A
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US2094149A
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GB486614A
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US2325099A
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US2355843A
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US2355317A
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US2425938A
Cited
US2460559A
Cited
US2518431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |