Patent US2426008A successfully refreshed from Google Patents.
US2426008A
Expired / Lapsed
US
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Power unit for aircraft and the like
Assignee: Fairey Aviation Co Ltd
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Filing: 1944-07-13
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Granted: 1947-08-19
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Expires: 1964-07-13
Abstract
No abstract record available.
Inventors
- 👤 Forsyth Archibald Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:09
CPC Classifications
F; F02; F02K; F02K5/00; F02K5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-18 | 1951-02-17 | 1951-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-18 | 1955-02-17 | 1955-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-18 | 1959-02-17 | 1959-08-19 | $7700.00 | Window Closed / Lapsed |