US2648768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dipole antenna
Assignee: RCA Corp
•
Filing: 1948-12-29
•
Granted: 1953-08-11
•
Expires: 1968-12-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Oakley Mcdonald Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:57
CPC Classifications
H; H01; H01Q; H01Q9/00; H01Q9/04; H01Q9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB219185A
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US1610704A
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US1909615A
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US2147806A
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US2155955A
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US2248800A
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US2201857A
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US2323641A
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US2287220A
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US2380333A
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US2425585A
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US2411976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |