US2654031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna mount
Assignee: North American Aviation Corp
•
Filing: 1950-03-27
•
Granted: 1953-09-29
•
Expires: 1970-03-27
Abstract
No abstract record available.
Inventors
- 👤 Jr William D Mullins
- 👤 Charles K West
- 👤 John M Slater
- 👤 Gerald S Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:03
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/02; H01Q3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2459117A
Cited
US2530890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |