US2443276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for loading aircraft
Assignee: All American Aviation Inc
•
Filing: 1942-05-22
•
Granted: 1948-06-15
•
Expires: 1962-05-22
Abstract
No abstract record available.
Inventors
- 👤 Don V Seevers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:57
CPC Classifications
B; B64; B64D; B64D39/00; B64D39/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1806833A
Cited
GB191413921A
Cited
US1728449A
Cited
US1685927A
Cited
GB369228A
Cited
US2124867A
Cited
US2102604A
Cited
FR798180A
Cited
US2261598A
Cited
US2399215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |