Patent US3192430A successfully refreshed from Google Patents.
US3192430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave amplifier for electromagnetic wave energy incorporating a fast and slow wave traveling wave resonator
Assignee: Varian Medical Systems Inc
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Filing: 1960-04-29
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Granted: 1965-06-29
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Expires: 1980-04-29
Abstract
No abstract record available.
Inventors
- 👤 Chodorow Marvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:24
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/02; H01J25/10; H01J25/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A MICROWAVE ELECTRON BEAM AMPLIFIER WITH IMPROVED GAIN-BANDWIDTH PRODUCT FOR AMPLIFYING ELECTROMAGNETIC MICROWAVE ENERGY INTERACTING WITH SAID BEAM COMPRISING AT LEAST ONE DISTRIBUTED-INTERACTION MEANS WITH WHICH SAID BEAM INTERACTS AT LEAST ONE DECOUPLING REGION THROUGH WHICH SAID BEAM PASSES FOR DECOUPLING SAID MICROWAVE ENERGY FROM SAID BEAM AND PREVENTING TRANSMISSION OF SAID MICROWAVE ENERGY INTO SAID DECOUPLING REGION, SAID AMPLIFIER HAVING MEANS TO PREVENT SELF-OSCILLATION, SAID DISTRIBUTED-INTERACTION MEANS BEING AN EXTENDED INTERACTION TRAVELING-WAVE RESONATOR ADAPTED AND ARRANGED TO SUPPORT A TRAVELING ELECTROMAGNETIC WAVE THEREIN, SAID TRAVELING WAVE RESONATOR COMPRISING A FIRST SECTION OF SLOW-WAVE STRUCTURE ADAPTED AND ARRANGED TO SUPPORT A TRAVELING ELECTROMAGNETIC SLOW WAVE FOR INTERACTING WITH THE ELECTRON BEAM AND A SECOND SECTION OF FAST-WAVE STRUCTURE SUPPORTING A TRAVELING ELECTROMAG-
Claim 2
Dependent Claim
122 words
A MICROWAVE ELECTRON BEAM AMPLIFIER WITH IMPROVED GAIN-BANDWIDTH PRODUCT FOR AMPLIFYING ELECTROMAGNETIC MICROWAVE ENERGY INTERACTING WITH SAID BEAM COMPRISING AT LEAST ONE DISTRIBUTED-INTERACTION MEANS WITH WHICH SAID BEAM INTERACTS AT LEAST ONE DECOUPLING REGION THROUGH WHICH SAID BEAM PASSES FOR DECOUPLING SAID MICROWAVE ENERGY FROM SAID BEAM AND PREVENTING TRANSMISSION OF SAID MICROWAVE ENERGY INTO SAID DECOUPLING REGION, SAID AMPLIFIER HAVING MEANS TO PREVENT SELF-OSCILLATION, SAID DISTRIBUTED-INTERACTION MEANS BEING AN EXTENDED INTERACTION TRAVELING-WAVE RESONATOR ADAPTED AND ARRANGED TO SUPPORT A TRAVELING ELECTROMAGNETIC WAVE THEREIN, SAID TRAVELING WAVE RESONATOR COMPRISING A FIRST SECTION OF SLOW-WAVE STRUCTURE ADAPTED AND ARRANGED TO SUPPORT A TRAVELING ELECTROMAGNETIC SLOW WAVE FOR INTERACTING WITH THE ELECTRON BEAM AND A SECOND SECTION OF FAST-WAVE STRUCTURE SUPPORTING A TRAVELING ELECTROMAG-
References Cited (Backward Citations)
US2367295A
Cited
US2681951A
Cited
US2712605A
Cited
US2751518A
Cited
US2945155A
Cited
US2795698A
Cited
US2939035A
Cited
US2860280A
Cited
US2853642A
Cited
US2830268A
Cited
US2955226A
Cited
US2770722A
Cited
US2853644A
Cited
US2981889A
Cited
US2944224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |