Patent US2755386A successfully refreshed from Google Patents.
US2755386A
Expired / Lapsed
US
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Tuner shield
Assignee: Standard Coil Products Co Inc
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Filing: 1952-04-09
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Granted: 1956-07-17
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Expires: 1972-04-09
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Thias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 22:43
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/004; H03; H03J; H03J5/00; H03J5/24; H03J5/26; H03J5/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1382914A
Cited
US1897337A
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US2078909A
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US2296678A
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US2341345A
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US2512138A
Cited
US2551228A
Cited
US2496183A
Cited
US2611807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |