US3123735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broadband crossed-field amplifier with slow wave structure
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:27
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/34; H01J25/42; H01J25/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A TRAVELLING WAVE TYPE TUBE COMPRISING MEANS FOR FORMING AN ELECTRON BEAM, A FIRST SLOW WAVE TRANSMISSION CIRCUIT OF HIGH IMPEDANCE AND OF RELATIVELY LIGHT CONSTRUCTION IN COUPLING PROXIMITY WITH SAID BEAM, AND A SECOND SLOW WAVE TRANSMISSION CIRCUIT OF SIGNIFICANTLY LOWER IMPEDANCE AND OF HEAVIER CONSTRUCTION WITH CORRESPONDINGLY BETTER HEAT DISSIPATION CHARACTERISTICS THAN SAID FIRST SLOW WAVE TRANSMISSION CIRCUIT IN COUPLING PROXIMITY WITH SAID BEAM DOWNSTREAM FROM SAID FIRST SLOW WAVE TRANSMISSION CIRCUIT.
Claim 2
Dependent Claim
74 words
A TRAVELLING WAVE TYPE TUBE COMPRISING MEANS FOR FORMING AN ELECTRON BEAM, A FIRST SLOW WAVE TRANSMISSION CIRCUIT OF HIGH IMPEDANCE AND OF RELATIVELY LIGHT CONSTRUCTION IN COUPLING PROXIMITY WITH SAID BEAM, AND A SECOND SLOW WAVE TRANSMISSION CIRCUIT OF SIGNIFICANTLY LOWER IMPEDANCE AND OF HEAVIER CONSTRUCTION WITH CORRESPONDINGLY BETTER HEAT DISSIPATION CHARACTERISTICS THAN SAID FIRST SLOW WAVE TRANSMISSION CIRCUIT IN COUPLING PROXIMITY WITH SAID BEAM DOWNSTREAM FROM SAID FIRST SLOW WAVE TRANSMISSION CIRCUIT.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |