US2603437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Highly sweptback wing for flying machines
Assignee: Societe Nationale des Constructions Aeronautiques du Sud Est SNCASE
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Filing: 1947-12-02
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Granted: 1952-07-15
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Expires: 1967-12-02
Abstract
No abstract record available.
Inventors
- 👤 Satre Pierre Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:03
CPC Classifications
B; B64; B64C; B64C3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1697151A
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US1246010A
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US1786307A
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US1988085A
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US2347542A
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US2210642A
Cited
US2248520A
Cited
US2425099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |