US3339152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically tuned ferrite cavity transistor oscillator
Assignee: GOLD LINE CO
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Filing: 1965-10-24
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Granted: 1967-08-29
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Expires: 1985-10-24
Abstract
No abstract record available.
Inventors
- 👤 Will Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:35
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/18; H03B5/1882; H03B5/1888; H03K; H03K3/00; H03K3/80; H03B2201/00; H03B2201/02; H03B2201/0225; H03B2201/0241
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A MICROWAVE OSCILLATION CIRCUIT, THE COMBINATION INCLUDING A TRANSISTOR HAVING MAIN CURRENT ELECTRODES AND A COMMON ELECTRODE, CIRCUIT MEANS FOR PRODUCING MICROWAVE OSCILLATIONS CONNECTED TO SAID ELECTRODES, N QUARTERWAVE LENGTH CAVITY MEANS WHERE N IS AN ODD INTEGER, FERRITE WITHIN AND SUBSTANTIALLY FILLING SAID CAVITY MEANS, SAID CIRCUIT MEANS INCLUDING ELECTRICAL CONDUCTOR MEANS CONNECTED TO SAID MAIN ELECTRODES AND EXTENDING THROUGH SAID FERRITE AXIALLY OF THE CAVITY MEANS, AND MAGNETIC FIELD PRODUCING MEANS ADJACENT TO SAID CAVITY MEANS FOR APPLYING A MAGNETIC INDUCTION FIELD THROUGH SAID FERRITE FOR PROVIDING A DESIRED FREQUENCY OF OSCILLATION.
Claim 2
Dependent Claim
95 words
IN A MICROWAVE OSCILLATION CIRCUIT, THE COMBINATION INCLUDING A TRANSISTOR HAVING MAIN CURRENT ELECTRODES AND A COMMON ELECTRODE, CIRCUIT MEANS FOR PRODUCING MICROWAVE OSCILLATIONS CONNECTED TO SAID ELECTRODES, N QUARTERWAVE LENGTH CAVITY MEANS WHERE N IS AN ODD INTEGER, FERRITE WITHIN AND SUBSTANTIALLY FILLING SAID CAVITY MEANS, SAID CIRCUIT MEANS INCLUDING ELECTRICAL CONDUCTOR MEANS CONNECTED TO SAID MAIN ELECTRODES AND EXTENDING THROUGH SAID FERRITE AXIALLY OF THE CAVITY MEANS, AND MAGNETIC FIELD PRODUCING MEANS ADJACENT TO SAID CAVITY MEANS FOR APPLYING A MAGNETIC INDUCTION FIELD THROUGH SAID FERRITE FOR PROVIDING A DESIRED FREQUENCY OF OSCILLATION.
References Cited (Backward Citations)
US3141141A
Cited
US3202945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |