US2941764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flaps for supersonic aircraft escape systems
Assignee: Electronics Corp of America
•
Filing: 1957-08-08
•
Granted: 1960-06-21
•
Expires: 1977-08-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Roger K Lee
- 👤 Thomas R Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:59
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/08; B64D25/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2377742A
Cited
FR1002316A
Cited
GB731660A
Cited
US2591867A
Cited
GB699290A
Cited
GB702149A
Cited
GB702148A
Cited
US2702680A
Cited
US2736523A
Cited
US2883125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |