Patent US3125733A successfully refreshed from Google Patents.
US3125733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission line having high attenuation for radiant
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:30
CPC Classifications
H; H01; H01P; H01P3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
IN ELECTRICAL TRANSMISSION LINES FOR ATTENDING HIGH FREQUENCY CURRENTS WITHOUT APPRECIABLE LOSS AT LOW FREQUENCIES, THE COMBINATION OF A CENTRALLY DISPOSED LINEAR METAL CONDUCTOR, A CONDUCTIVE HIGH FREQUENCY DISSIPATIVE MATERIAL SURROUNDING SAID CENTRAL CONDUCTOR, A HELICALLYFORMED CONDUCTOR DISPOSED SUBSTANTIALLY SYMMETRICALLY ABOUT SAID CENTRAL CONDUCTOR AND EXTENDING LONGITUDINALLY ALONG THE LENGTH THEREOF, SAID HELICALLY-FORMED CONDUCTOR ADDING INDUCTIVE REACTANCE TO THE CIRCUIT AND BEING EMBEDDED IN SAID DISSIPATIVE MATERIAL, SAID DISSIPATIVE MATERIAL HAVING A HELICALLY CONFIGURED SLOT IN THE OUTER PERIPHERY THEREOF EXTENDING BETWEEN SUCCESSIVE TURNS OF SAID HELICALLY-FORMED CONDUCTOR THEREBY PROVIDING A DIELECTRIC GAP BETWEEN TURNS OF SAID HELICALLY-FORMED CONDUCTOR SAID SLOT BEING FILLED WITH DIELECTRIC MATERIAL.
Claim 2
Dependent Claim
106 words
IN ELECTRICAL TRANSMISSION LINES FOR ATTENDING HIGH FREQUENCY CURRENTS WITHOUT APPRECIABLE LOSS AT LOW FREQUENCIES, THE COMBINATION OF A CENTRALLY DISPOSED LINEAR METAL CONDUCTOR, A CONDUCTIVE HIGH FREQUENCY DISSIPATIVE MATERIAL SURROUNDING SAID CENTRAL CONDUCTOR, A HELICALLYFORMED CONDUCTOR DISPOSED SUBSTANTIALLY SYMMETRICALLY ABOUT SAID CENTRAL CONDUCTOR AND EXTENDING LONGITUDINALLY ALONG THE LENGTH THEREOF, SAID HELICALLY-FORMED CONDUCTOR ADDING INDUCTIVE REACTANCE TO THE CIRCUIT AND BEING EMBEDDED IN SAID DISSIPATIVE MATERIAL, SAID DISSIPATIVE MATERIAL HAVING A HELICALLY CONFIGURED SLOT IN THE OUTER PERIPHERY THEREOF EXTENDING BETWEEN SUCCESSIVE TURNS OF SAID HELICALLY-FORMED CONDUCTOR THEREBY PROVIDING A DIELECTRIC GAP BETWEEN TURNS OF SAID HELICALLY-FORMED CONDUCTOR SAID SLOT BEING FILLED WITH DIELECTRIC MATERIAL.
References Cited (Backward Citations)
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Cited
US2769149A
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US2228797A
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US2238915A
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US2304210A
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US2322773A
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US3081439A
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US3035237A
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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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |