US2719682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foldable aircraft wing with mechanism for operating and locking the outboard section thereof
Assignee: Individual
•
Filing: 1953-02-16
•
Granted: 1955-10-04
•
Expires: 1973-02-16
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Handel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:20
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/38; B64C3/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |