US3069626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reflex amplifier circuit with volume control means
Assignee: Clevite Corp
•
Filing: 1957-06-24
•
Granted: 1962-12-18
•
Expires: 1977-06-24
Abstract
No abstract record available.
Inventors
- 👤 Lungo Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:48
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1821032A
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US1903542A
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US2046618A
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US2226259A
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US2330241A
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US2381173A
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US2547251A
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US2662170A
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US2653995A
Cited
US2805400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |