Patent US3126539A successfully refreshed from Google Patents.
US3126539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillator
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
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Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:21
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/08; G01S13/32; G01S13/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A DEVICE FOR DETECTING RELATIVE MOVEMENT BETWEEN A TARGET AND SAID DEVICE COMPRISING A SUPERREGENERATIVE RADIO FREQUENCY OSCILLATOR ADAPTED TO GENERATE A MICROWAVE FREQUENCY SIGNAL AT A SELF-QUENCHING FREQUENCY RATE LOWER THAN THE FREQUENCY OF SAID SIGNAL, A RADIATOR COUPLED TO SAID OSCILLATOR ADAPTED TO RADIATE SAID SIGNAL AND INTERCEPT SAID RADIATED SIGNAL RETURN FROM SAID TARGET AND DELIVER SAID RETURNED SIGNAL TO SAID OSCILLATOR, AND A DETECTOR ELECTRICALLY COUPLED TO SAID OSCILLATOR FOR DETECTING THE RATE OF CHANGE OF SAID SELF-QUENCHING FREQUENCY RATE.
Claim 2
Independent Claim
84 words
A DEVICE FOR DETECTING RELATIVE MOVEMENT BETWEEN A TARGET AND SAID DEVICE COMPRISING A SUPERREGENERATIVE RADIO FREQUENCY OSCILLATOR ADAPTED TO GENERATE A MICROWAVE FREQUENCY SIGNAL AT A SELF-QUENCHING FREQUENCY RATE LOWER THAN THE FREQUENCY OF SAID SIGNAL, A RADIATOR COUPLED TO SAID OSCILLATOR ADAPTED TO RADIATE SAID SIGNAL AND INTERCEPT SAID RADIATED SIGNAL RETURN FROM SAID TARGET AND DELIVER SAID RETURNED SIGNAL TO SAID OSCILLATOR, AND A DETECTOR ELECTRICALLY COUPLED TO SAID OSCILLATOR FOR DETECTING THE RATE OF CHANGE OF SAID SELF-QUENCHING FREQUENCY RATE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2400309A
Cited
US2553018A
Cited
US2535401A
Cited
US2851681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |