Patent US2611088A successfully refreshed from Google Patents.
US2611088A
Expired / Lapsed
US
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Dielectric tuning system
Assignee: RCA Corp
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Filing: 1948-06-30
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Granted: 1952-09-16
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Expires: 1968-06-30
Abstract
No abstract record available.
Inventors
- 👤 Robert L Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:19
CPC Classifications
H; H03; H03H; H03H5/00; H03H5/003; H03H5/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2120518A
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US2157855A
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US2282386A
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US2395520A
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US2427498A
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US2403349A
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US2442264A
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US2483893A
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US2543891A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |