US3402346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial receiver coil and capacitor structure for probes of uhf gyromagnetic spectrometers
Assignee: Varian Medical Systems Inc
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Filing: 1966-04-22
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Granted: 1968-09-17
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Expires: 1986-04-22
Abstract
No abstract record available.
Inventors
- 👤 George A Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:55
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/20; G01R33/28; G01R33/32; G01R33/36; G01R33/3628
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
GYROMAGNETIC RESONANCE PROBE APPARATUS FOR USE IN CONJUNCTION WITH A MAGNET PRODUCING A CENTRAL REGION OF INTENSE UNIFORM UNIDIRECTIONAL MAGNETIC FIELD INCLUDING MEANS FORMING AN ELONGATED PROBE STRUCTURE FOR IMMERSING A GYROMAGNETIC RESONANCE SAMPLE OF MATTER TO BE INVESTIGATED IN THE HOLLOW INTERIOR REGION OF THE MAGNET, SAID PROBE MEANS INCLUDING A PLURALITY OF CONCENTRICALLY NESTED COAXIALLY DISPOSED TUBULAR MEMBER MEANS FORMING A RECEIVER COIL WOUND TO CURVE WITH AND CONFORM TO THE SURFACE OF ONE OF SAID NESTED TUBULAR MEMBERS FOR DETECTING RESONANCE OF THE SAMPLE, MEANS FORMING A TUNING CAPACITOR CONNECTED TO SAID RECEIVER COIL MEANS FOR TUNING SAID RECEIVER COIL MEANS TO AN ULTRAHIGH FREQUENCY CORRESPONDING TO THE ULTRAHIGH GYROMAGNETIC RESONANCE FREQUENCY OF THE SAMPLE IN THE POLARIZING MAGNETIC FIELD,
Claim 2
Dependent Claim
123 words
GYROMAGNETIC RESONANCE PROBE APPARATUS FOR USE IN CONJUNCTION WITH A MAGNET PRODUCING A CENTRAL REGION OF INTENSE UNIFORM UNIDIRECTIONAL MAGNETIC FIELD INCLUDING MEANS FORMING AN ELONGATED PROBE STRUCTURE FOR IMMERSING A GYROMAGNETIC RESONANCE SAMPLE OF MATTER TO BE INVESTIGATED IN THE HOLLOW INTERIOR REGION OF THE MAGNET, SAID PROBE MEANS INCLUDING A PLURALITY OF CONCENTRICALLY NESTED COAXIALLY DISPOSED TUBULAR MEMBER MEANS FORMING A RECEIVER COIL WOUND TO CURVE WITH AND CONFORM TO THE SURFACE OF ONE OF SAID NESTED TUBULAR MEMBERS FOR DETECTING RESONANCE OF THE SAMPLE, MEANS FORMING A TUNING CAPACITOR CONNECTED TO SAID RECEIVER COIL MEANS FOR TUNING SAID RECEIVER COIL MEANS TO AN ULTRAHIGH FREQUENCY CORRESPONDING TO THE ULTRAHIGH GYROMAGNETIC RESONANCE FREQUENCY OF THE SAMPLE IN THE POLARIZING MAGNETIC FIELD,
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |