US3122669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High frequency tube apparatus with fluid cooled tuner
Assignee: Varian Medical Systems Inc
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Filing: 1960-05-04
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Granted: 1964-02-25
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Expires: 1980-05-04
Abstract
No abstract record available.
Inventors
- 👤 Walter E Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:45
CPC Classifications
H; H01; H01J; H01J19/00; H01J19/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A HIGH FREQUENCY TUBE APPARATUS INCLUDING, A CAVITY RESONATOR ADAPTED FOR ELECTROMAGNETIC INTERACTION WITH A BEAM OF CHARGED PARTICLES PASSABLE THERETHROUGH, A MOVABLE MEMBER FOR VARYING THE REACTIVE PARAMETERS OF SAID CAVITY RESONATOR TO CHANGE THE RESONANT FREQUENCY THEREOF, A PORTION OF SAID MOVABLE MEMBER DEFINING A COOLANT CHAMBER ADAPTED TO HAVE A FLUID COOLANT CIRCULATING THERETHROUGH TO PREVENT OVERHEATING OF SAID MOVABLE MEMBER IN USE, INLET AND OUTLET MEANS FOR PROVIDING FLUID CIRCULA-
Claim 2
Dependent Claim
74 words
A HIGH FREQUENCY TUBE APPARATUS INCLUDING, A CAVITY RESONATOR ADAPTED FOR ELECTROMAGNETIC INTERACTION WITH A BEAM OF CHARGED PARTICLES PASSABLE THERETHROUGH, A MOVABLE MEMBER FOR VARYING THE REACTIVE PARAMETERS OF SAID CAVITY RESONATOR TO CHANGE THE RESONANT FREQUENCY THEREOF, A PORTION OF SAID MOVABLE MEMBER DEFINING A COOLANT CHAMBER ADAPTED TO HAVE A FLUID COOLANT CIRCULATING THERETHROUGH TO PREVENT OVERHEATING OF SAID MOVABLE MEMBER IN USE, INLET AND OUTLET MEANS FOR PROVIDING FLUID CIRCULA-
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) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |