US2580453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote-control system for aircraft
Assignee: Individual
•
Filing: 1944-10-14
•
Granted: 1952-01-01
•
Expires: 1964-10-14
Abstract
No abstract record available.
Inventors
- 👤 Peter R Murray
- 👤 Donald C Bright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:37
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0011
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1619228A
Cited
US1501684A
Cited
US1597416A
Cited
US1766524A
Cited
US2397477A
Cited
US2325829A
Cited
US2396091A
Cited
US2397088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |