Patent US2859002A successfully refreshed from Google Patents.
US2859002A
Expired / Lapsed
US
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Airfoil aircraft interconnecting boom
Assignee: Boeing Co
•
Filing: 1954-03-05
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Granted: 1958-11-04
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Expires: 1974-03-05
Abstract
No abstract record available.
Inventors
- 👤 Clifford J Leisy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:29
CPC Classifications
B; B64; B64D; B64D39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1104254A
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US1274986A
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US1408868A
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US1818834A
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US2385392A
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US2663523A
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US2670913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |