Patent US2996610A successfully refreshed from Google Patents.
US2996610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite tuned circuit
Assignee: Individual
•
Filing: 1950-08-16
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Granted: 1961-08-15
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Expires: 1970-08-16
Abstract
No abstract record available.
Inventors
- 👤 Matthew J Relis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:24
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/18; H03B5/1817; H03B5/1835
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1037469A
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US1741477A
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US1994767A
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US2166750A
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US2412249A
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US2509903A
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US2403093A
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US2405123A
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US2575377A
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US2761137A
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US2485654A
Cited
FR978294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |