US2646508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nutating antenna
Assignee: General Electric Co
•
Filing: 1945-10-26
•
Granted: 1953-07-21
•
Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Benjamin J Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:08
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/12; H01Q3/16; H01Q3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1085867A
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US1548948A
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US1918358A
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GB450484A
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US2206923A
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US2188938A
Cited
US2415103A
Cited
US2365048A
Cited
US2412867A
Cited
US2457562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |