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US2641704A
Expired / Lapsed
US
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High-inductance loop antenna and system
Assignee: RCA Corp
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Filing: 1950-08-03
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Granted: 1953-06-09
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Expires: 1970-08-03
Abstract
No abstract record available.
Inventors
- 👤 Harold B Stott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:26
CPC Classifications
H; H03; H03H; H03H2/00; H03H2/005; H03H2/008; H01; H01Q; H01Q7/00; H01Q7/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2350211A
Cited
US2257250A
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US2316623A
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US2313231A
Cited
US2335969A
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US2469168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |