US2433858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airplane handling device
Assignee: Individual
•
Filing: 1932-05-18
•
Granted: 1948-01-06
•
Expires: 1952-05-18
Abstract
No abstract record available.
Inventors
- 👤 Lisle J Maxson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:03
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191322916A
Cited
US1141196A
Cited
US1200069A
Cited
US1243144A
Cited
US1292097A
Cited
US1378394A
Cited
GB185821A
Cited
US1706414A
Cited
FR645678A
Cited
US1811321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-05 | 1951-07-07 | 1952-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-05 | 1955-07-07 | 1956-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-05 | 1959-07-07 | 1960-01-06 | $7700.00 | Window Closed / Lapsed |