US2496565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tailless aircraft with stabilizing wing
Assignee: Individual
•
Filing: 1945-11-26
•
Granted: 1950-02-07
•
Expires: 1965-11-26
Abstract
No abstract record available.
Inventors
- 👤 Edward A Stalker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:16
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/38; B64C3/44; B64C3/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1351538A
Cited
FR705155A
Cited
US1856219A
Cited
US2270920A
Cited
US2372301A
Cited
US2406920A
Cited
US2416958A
Cited
US2423803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |