US3383607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency modulation detector circuit suitable for integration in a monolithic semiconductor body
Assignee: RCA Corp
•
Filing: 1966-02-28
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Granted: 1968-05-14
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Expires: 1986-02-28
Abstract
No abstract record available.
Inventors
- 👤 Avins Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:35
CPC Classifications
H; H03; H03D; H03D3/00; H03D3/02; H03D3/06; H03D3/14; H03D3/08; H03D3/10; H10; H10D; H10D84/00; H10D84/60; H10D84/611; H10D84/613; H10D99/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA640348A
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US2561089A
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US2901612A
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US2915631A
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US3047813A
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US3288656A
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US3193741A
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US3170121A
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US3191151A
Cited
US3290608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |