US3090003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyromagnetic resonance method and apparatus
Assignee: Varian Medical Systems Inc
•
Filing: 1958-05-23
•
Granted: 1963-05-14
•
Expires: 1978-05-23
Abstract
No abstract record available.
Inventors
- 👤 Robert C Rempel
- 👤 Harry E Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:56
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/20; G01R33/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A HIGH FREQUENCY BRIDGE APPARATUS FOR MEASURING A PROPERTY OF A SAMPLE BY OBSERVING THE UNBALANCING EFFECT ON THE BRIDGE OBTAINED BY AUCTION OF THE SAMPLE DISPOSED IN A FIRST ARM OF THE BRIDGE ON HIGH FREQUENCY WAVE ENERGY APPLIED TO THE BRIDGE AND SAMPLE FROM A POWER SOURCE OF WAVE ENERGY DISPOSED IN A SECOND ARM OF THE BRIDGE COMPRISING, A UNIDIRECTIONAL ATTENUATOR DISPOSED IN A MEASURING ARM PORTION OF THE BRIDGE, SAID MEASURING ARM SERVING TO TRANSMIT HIGH FREQUENCY WAVE ENERGY DERIVED FROM THE SOURCE TO THE SAMPLE CONTAINED IN SAID MEASURING ARM PORTION OF SAID BRIDGE AND TO TRANSMIT THE WAVE ENERGY DERIVED FROM THE SOURCE AFTER BEING REFLECTED FROM THE SAMPLE BACK TO OTHER PORTIONS OF THE BRIDGE, SAID UNIDIRECTIONAL ATTENUATOR BEING DISPOSED IN SAID MEASURING ARM IN THE PATH OF WAVE ENERGY TRAVELING TOWARD THE SAMPLE FROM THE POWER SOURCE OF HIGH FREQUENCY WAVE ENERGY DISPOSED IN THE SECOND ARM OF SAID BRIDGE FOR ATENUATING THE POWER SOURCE DERIVED WAVE ENERGY TRAVELING TO THE SAMPLE BUT NOT SUBSTANTIALLY ATTENUATING THE POWER SOURCE DERIVED PORTION OF HIGH FREQUENCY WAVE ENERGY AFTER BEING REFLECTED FROM THE SAMPLE AND TRAVELING BACK TO THE OTHER PORTIONS OF THE BRIDGE TO PRODUCE UNBALANCE THEREOF.
Claim 2
Dependent Claim
204 words
A HIGH FREQUENCY BRIDGE APPARATUS FOR MEASURING A PROPERTY OF A SAMPLE BY OBSERVING THE UNBALANCING EFFECT ON THE BRIDGE OBTAINED BY AUCTION OF THE SAMPLE DISPOSED IN A FIRST ARM OF THE BRIDGE ON HIGH FREQUENCY WAVE ENERGY APPLIED TO THE BRIDGE AND SAMPLE FROM A POWER SOURCE OF WAVE ENERGY DISPOSED IN A SECOND ARM OF THE BRIDGE COMPRISING, A UNIDIRECTIONAL ATTENUATOR DISPOSED IN A MEASURING ARM PORTION OF THE BRIDGE, SAID MEASURING ARM SERVING TO TRANSMIT HIGH FREQUENCY WAVE ENERGY DERIVED FROM THE SOURCE TO THE SAMPLE CONTAINED IN SAID MEASURING ARM PORTION OF SAID BRIDGE AND TO TRANSMIT THE WAVE ENERGY DERIVED FROM THE SOURCE AFTER BEING REFLECTED FROM THE SAMPLE BACK TO OTHER PORTIONS OF THE BRIDGE, SAID UNIDIRECTIONAL ATTENUATOR BEING DISPOSED IN SAID MEASURING ARM IN THE PATH OF WAVE ENERGY TRAVELING TOWARD THE SAMPLE FROM THE POWER SOURCE OF HIGH FREQUENCY WAVE ENERGY DISPOSED IN THE SECOND ARM OF SAID BRIDGE FOR ATENUATING THE POWER SOURCE DERIVED WAVE ENERGY TRAVELING TO THE SAMPLE BUT NOT SUBSTANTIALLY ATTENUATING THE POWER SOURCE DERIVED PORTION OF HIGH FREQUENCY WAVE ENERGY AFTER BEING REFLECTED FROM THE SAMPLE AND TRAVELING BACK TO THE OTHER PORTIONS OF THE BRIDGE TO PRODUCE UNBALANCE THEREOF.
References Cited (Backward Citations)
US2748353A
Cited
US2798197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |