Patent US3099767A successfully refreshed from Google Patents.
US3099767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay line for traveling wave tubes
Assignee: Siemens and Halske AG
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Filing: 1959-06-01
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Granted: 1963-07-30
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Expires: 1979-06-01
Abstract
No abstract record available.
Inventors
- 👤 Gross Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:37
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/16; H01J23/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A DELAY LINE FOR A TRAVELING WAVE TUBE HAVING A WAVE GUIDE OF CIRCULAR CROSS SECTIONAL CONFIGURATION, COMPRISING A PLURALITY OF TRANSVERSE WEBS EXTENDING, AS VIEWED IN LONGITUDINAL DIRECTION, ALTERNATELY TO OPPOSITE WALL PORTIONS INTO THE RECIPROCAL SPACE BETWEEN A WAVE ON THE LINE AND AN ELECTRON BEAM PERMEATING THE DELAY LINE AND BEING SUBSTANTIALLY EQUALLY SPACED APART, SAID TRANSVERSE WEBS PASSING ELECTRICALLY CONDUCTIVELY INTO THE WAVE GUIDE WALL AND RESPECTIVELY OCCUPYING AN AREA CORRESPONDING SUBSTANTIALLY TO ONE-HALF OF THE APERTURE CROSS SECTION OF THE WAVE GUIDE, SAID DELAY LINE COMPRISING TWO TYPES OF SHEET MEMBERS, ONE TYPE FORMING THE CROSS SECTION OF THE HOLLOW CONDUCTOR AND THE OTHER TYPE FORMING THE CROSS SECTION AND THE WEB, SAID MEMBERS BEING ALTERNATELY ASSEMBLED IN A STACK AND SECURED IN POSITION, THE MEMBERS OF THE SECOND
Claim 2
Dependent Claim
134 words
A DELAY LINE FOR A TRAVELING WAVE TUBE HAVING A WAVE GUIDE OF CIRCULAR CROSS SECTIONAL CONFIGURATION, COMPRISING A PLURALITY OF TRANSVERSE WEBS EXTENDING, AS VIEWED IN LONGITUDINAL DIRECTION, ALTERNATELY TO OPPOSITE WALL PORTIONS INTO THE RECIPROCAL SPACE BETWEEN A WAVE ON THE LINE AND AN ELECTRON BEAM PERMEATING THE DELAY LINE AND BEING SUBSTANTIALLY EQUALLY SPACED APART, SAID TRANSVERSE WEBS PASSING ELECTRICALLY CONDUCTIVELY INTO THE WAVE GUIDE WALL AND RESPECTIVELY OCCUPYING AN AREA CORRESPONDING SUBSTANTIALLY TO ONE-HALF OF THE APERTURE CROSS SECTION OF THE WAVE GUIDE, SAID DELAY LINE COMPRISING TWO TYPES OF SHEET MEMBERS, ONE TYPE FORMING THE CROSS SECTION OF THE HOLLOW CONDUCTOR AND THE OTHER TYPE FORMING THE CROSS SECTION AND THE WEB, SAID MEMBERS BEING ALTERNATELY ASSEMBLED IN A STACK AND SECURED IN POSITION, THE MEMBERS OF THE SECOND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |