US2448209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arresting unit for aircraft landing system
Assignee: AIL AMERICAN AVIAT Inc
•
Filing: 1946-01-23
•
Granted: 1948-08-31
•
Expires: 1966-01-23
Abstract
No abstract record available.
Inventors
- 👤 Taylor M Boyer
- 👤 Clarence R Gottschall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:11
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/04; B64; B64F; B64F1/00; B64F1/02; B64F1/029; B66D; B66D5/00; B66D5/02; B66D5/06; B66D5/08; B66D5/18; B66D5/20; Y; Y10; Y10S; Y10S254/00; Y10S254/13
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) | 1951-08-31 | 1952-03-01 | 1952-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-31 | 1956-03-01 | 1956-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-31 | 1960-03-01 | 1960-08-31 | $7700.00 | Window Closed / Lapsed |