US2619301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flight component for ground vehicles adapted to be airborne
Assignee: Individual
•
Filing: 1948-02-02
•
Granted: 1952-11-25
•
Expires: 1968-02-02
Abstract
No abstract record available.
Inventors
- 👤 Theodore P Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:01
CPC Classifications
B; B64; B64C; B64C37/00; B60; B60F; B60F5/00; B60F5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR753850A
Cited
US1406617A
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US1348548A
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US1869326A
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US1855988A
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US2119181A
Cited
GB462904A
Cited
US2183323A
Cited
US2316622A
Cited
GB559819A
Cited
US2373467A
Cited
US2410234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |