US2582609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for fueling aircraft in flight
Assignee: Curtiss Wright Corp
•
Filing: 1949-03-30
•
Granted: 1952-01-15
•
Expires: 1969-03-30
Abstract
No abstract record available.
Inventors
- 👤 Frederick I Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:21
CPC Classifications
B; B64; B64D; B64D39/00; B64D39/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541908A
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US2419438A
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US807517A
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US1728449A
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US1848372A
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GB369228A
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US1935672A
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US2199588A
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US2388013A
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US2434464A
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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) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |