US3087126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial attenuation equalizer
Assignee: Unisys Corp
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Filing: 1961-01-25
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Granted: 1963-04-23
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Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Szczuka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:43
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/20; H01P1/201; H01P1/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
AN ATTENUATION EQUALIZER OF THE COAXIAL TYPE HAVING A PAIR OF INPUT TERMINALS AND A PAIR OF OUTPUT TERMINALS AND ADAPTED FOR OPERATION AT VERY HIGH FREQUENCIES, SAID EQUALIZER COMPRISING AN INNER AND AN OUTER HOLLOW CYLINDER OF CONDUCTIVE MATERIAL MOUNTED IN COAXIAL RELATIONSHIP, THE OUTER SURFACE OF SAID INNER CYLINDER BEING SEPARATED FROM THE INNER SURFACE OF SAID OUTER CYLINDER BY A DIELECTRIC MEDIUM, AN INDUCTIVE ELEMENT HAVING AN INPUT AND AN OUTPUT TERMINAL, FIRST AND SECOND RESISTIVE MEANS, SAID FIRST RESISTIVE MEANS SUPPORTING ONE END OF SAID INDUCTIVE ELEMENT WITHIN SAID INNER CYLINDER AND INTERCONNECTING SAID INPUT TERMINAL OF SAID INDUCTIVE ELEMENT AND THE INNER SURFACE OF SAID INNER CYLINDER, AND SAID SECOND RESISTIVE MEANS SUPPORTING THE OTHER END OF SAID INDUCTIVE ELEMENT WITHIN SAID INNER CYLINDER AND INTERCONNECTING SAID OUTPUT TERMINAL OF SAID INDUCTIVE ELEMENT AND THE INNER SURFACE OF SAID INNER CYLINDER, SAID OUTER CYLINDER AND SAID INPUT TERMINAL OF SAID INDUCTIVE ELEMENT COMPRISING SAID PAIR OF INPUT TERMINALS, AND SAID OUTER CYLINDER AND SAID OUTPUT TERMINAL OF SAID INDUCTIVE ELEMENT COMPRISING SAID PAIR OF OUTPUT TERMINALS.
Claim 2
Dependent Claim
181 words
AN ATTENUATION EQUALIZER OF THE COAXIAL TYPE HAVING A PAIR OF INPUT TERMINALS AND A PAIR OF OUTPUT TERMINALS AND ADAPTED FOR OPERATION AT VERY HIGH FREQUENCIES, SAID EQUALIZER COMPRISING AN INNER AND AN OUTER HOLLOW CYLINDER OF CONDUCTIVE MATERIAL MOUNTED IN COAXIAL RELATIONSHIP, THE OUTER SURFACE OF SAID INNER CYLINDER BEING SEPARATED FROM THE INNER SURFACE OF SAID OUTER CYLINDER BY A DIELECTRIC MEDIUM, AN INDUCTIVE ELEMENT HAVING AN INPUT AND AN OUTPUT TERMINAL, FIRST AND SECOND RESISTIVE MEANS, SAID FIRST RESISTIVE MEANS SUPPORTING ONE END OF SAID INDUCTIVE ELEMENT WITHIN SAID INNER CYLINDER AND INTERCONNECTING SAID INPUT TERMINAL OF SAID INDUCTIVE ELEMENT AND THE INNER SURFACE OF SAID INNER CYLINDER, AND SAID SECOND RESISTIVE MEANS SUPPORTING THE OTHER END OF SAID INDUCTIVE ELEMENT WITHIN SAID INNER CYLINDER AND INTERCONNECTING SAID OUTPUT TERMINAL OF SAID INDUCTIVE ELEMENT AND THE INNER SURFACE OF SAID INNER CYLINDER, SAID OUTER CYLINDER AND SAID INPUT TERMINAL OF SAID INDUCTIVE ELEMENT COMPRISING SAID PAIR OF INPUT TERMINALS, AND SAID OUTER CYLINDER AND SAID OUTPUT TERMINAL OF SAID INDUCTIVE ELEMENT COMPRISING SAID PAIR OF OUTPUT TERMINALS.
References Cited (Backward Citations)
US2239905A
Cited
US2787767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |