Patent US2576186A successfully refreshed from Google Patents.
US2576186A
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US
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Ultrahigh-frequency coupling device
Assignee: RCA Corp
•
Filing: 1946-10-22
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Granted: 1951-11-27
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Expires: 1966-10-22
Abstract
No abstract record available.
Inventors
- 👤 Malter Louis
- 👤 John L Moll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:09
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/02; H01P5/022; H01P5/024; H01P1/00; H01P1/08; H03; H03H; H03H2/00; H03H2/005; H03H2/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2200023A
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US2408745A
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US2432094A
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US2413171A
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US2376785A
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US2411534A
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US2489131A
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US2409913A
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US2421912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |