Patent US2424349A successfully refreshed from Google Patents.
US2424349A
Expired / Lapsed
US
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Noise limiter and automatic volume control for television receivers
Assignee: Farnsworth Television and Radio Corp
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Filing: 1943-02-15
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Granted: 1947-07-22
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Expires: 1963-02-15
Abstract
No abstract record available.
Inventors
- 👤 Cawein Madison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:25
CPC Classifications
H; H03; H03G; H03G11/00; H03G11/04; H04; H04N; H04N5/00; H04N5/14; H04N5/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |