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US2925476A
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Automatic gain control circuit
Assignee: Allen B du Mont Laboratories Inc
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Filing: 1956-10-16
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Granted: 1960-02-16
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Atlas Zenas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:24
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/44; H04N5/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2144224A
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US2199192A
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US2304331A
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US2559038A
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US2786900A
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US2760008A
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US2700074A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |