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US3030504A
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Automatic gain control circuit
Assignee: Daystrom Inc
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Filing: 1959-05-21
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Granted: 1962-04-17
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Expires: 1979-05-21
Abstract
No abstract record available.
Inventors
- 👤 Ronald G Oschmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:38
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/3052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1939398A
Cited
GB414187A
Cited
US2882350A
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US2838660A
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US2850695A
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US2939950A
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US2941046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |