Patent US2570586A successfully refreshed from Google Patents.
US2570586A
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Gust lock
Assignee: Curtiss Wright Corp
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Filing: 1946-04-06
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Granted: 1951-10-09
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Expires: 1966-04-06
Abstract
No abstract record available.
Inventors
- 👤 John P Nix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:12
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/02; B64C13/04; B64C13/14; B64F; B64F1/00; B64F1/12; Y; Y10; Y10T; Y10T74/00; Y10T74/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1893775A
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Cited
US1990978A
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US2324475A
Cited
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Cited
US2395671A
Cited
US2373739A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |