US2514112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Response control for wide band amplifiers
Assignee: RCA Corp
•
Filing: 1945-12-28
•
Granted: 1950-07-04
•
Expires: 1965-12-28
Abstract
No abstract record available.
Inventors
- 👤 Wright Antony
- 👤 Edwin L Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:15
CPC Classifications
H; H03; H03F; H03F1/00; H03F1/42; H03F1/48; H03F1/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2034226A
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US2122990A
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US2101688A
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US2227197A
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US2189916A
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US2179414A
Cited
US2255484A
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US2240281A
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US2269570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |