Patent US2510170A successfully refreshed from Google Patents.
US2510170A
Expired / Lapsed
US
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Propeller blade antiicing means
Assignee: Curtiss Wright Corp
•
Filing: 1946-02-13
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Granted: 1950-06-06
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Expires: 1966-02-13
Abstract
No abstract record available.
Inventors
- 👤 Charles W Chillson
- 👤 Everett P Palmatier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:52
CPC Classifications
B; B64; B64D; B64D15/00; B64D15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2264297A
Cited
GB577905A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |