US3183399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traveling wave interaction device
Assignee: Varian Medical Systems Inc
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Filing: 1960-05-31
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Granted: 1965-05-11
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Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Richard H Pantell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:39
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A TRAVELING WAVE INTERACTION DEVICE WHICH COMPRISES, A FAST-WAVE PROPAGATING STRUCTURE, MEANS FOR INJECTING AN ELECTRON BEAM INTO SAID STRUCTURE GENERALLY LONGITUDINALLY THEREOF WITH INDIVIDUAL ELECTRONS HAVING A TRANSVERSE COMPONENT OF MOTION, AND MEANS FOR PRODUCING A MAGNETIC FIELD DIRECTED GENERALLY LONGITUDINALLY OF SAID PROPAGATING STRUCTURE AND HAVING A STRENGTH TO PROVIDE AN ELECTRON CYCLOTRON RESONANCE FREQUENCY SUBSTANTIALLY EQUAL TO THE FREQUENCY OF ELECTROMAGNETIC WAVE ENERGY PROPAGATED BY SAID WAVE-PROPAGATING STRUCTURE.
Claim 2
Dependent Claim
71 words
A TRAVELING WAVE INTERACTION DEVICE WHICH COMPRISES, A FAST-WAVE PROPAGATING STRUCTURE, MEANS FOR INJECTING AN ELECTRON BEAM INTO SAID STRUCTURE GENERALLY LONGITUDINALLY THEREOF WITH INDIVIDUAL ELECTRONS HAVING A TRANSVERSE COMPONENT OF MOTION, AND MEANS FOR PRODUCING A MAGNETIC FIELD DIRECTED GENERALLY LONGITUDINALLY OF SAID PROPAGATING STRUCTURE AND HAVING A STRENGTH TO PROVIDE AN ELECTRON CYCLOTRON RESONANCE FREQUENCY SUBSTANTIALLY EQUAL TO THE FREQUENCY OF ELECTROMAGNETIC WAVE ENERGY PROPAGATED BY SAID WAVE-PROPAGATING STRUCTURE.
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) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |