US2507044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deicing system for aircraft
Assignee: Curtiss Wright Corp
•
Filing: 1943-09-20
•
Granted: 1950-05-09
•
Expires: 1963-09-20
Abstract
No abstract record available.
Inventors
- 👤 Everett P Palmatier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:19
CPC Classifications
B; B64; B64D; B64D15/00; B64D15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1696214A
Cited
US1742938A
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US1827276A
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US1932681A
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US1879717A
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US1899689A
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US1966522A
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US2046521A
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US2087171A
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US2156103A
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GB486549A
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GB495047A
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FR837466A
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GB504737A
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GB506444A
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GB523803A
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US2289400A
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US2318233A
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US2285071A
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US2310941A
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US2364458A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-08 | 1953-11-07 | 1954-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-08 | 1957-11-07 | 1958-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-08 | 1961-11-07 | 1962-05-09 | $7700.00 | Window Closed / Lapsed |