Patent US3263193A successfully refreshed from Google Patents.
US3263193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconducting to normal conducting cable transition
Assignee: Individual
•
Filing: 1964-10-19
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Granted: 1966-07-26
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Expires: 1984-10-19
Abstract
No abstract record available.
Inventors
- 👤 Richard J Allen
- 👤 Alfred J Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
H; H01; H01B; H01B12/00; H01R; H01R9/00; H01R9/03; H01R9/05; H10; H10N; H10N60/00; H10N60/80; Y; Y02; Y02E; Y02E40/00; Y02E40/60; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/866
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A COAXIAL TRANSITION LINE HAVING ONE PORTION OPERABLE AT CRYOGENIC TEMPERATURES, AND A SECOND PORTION AT RELATIVELY ELEVATED TEMPERATURES COMPRISING, A STEPPED CENTER CONDUCTOR HAVING A LARGER DIAMETER AT SAID PORTION OPERABLE AT CRYOGENIC TEMPERATURES AND A SMALLER DIAMETER AT SAID SECOND PORTION AT RELATIVELY ELEVATED TEMPERATURES, SAID CENTER CONDUCTOR BEING OF A MATERIAL HAVING SUBSTANTIALLY ZERO D.C. RESISTANCE AT CRYOGENIC TEMPERATURES, AND AN OVERCOATING TO THE DIMENSION OF SAID LARGER DIAMETER ON SAID SMALLER DIAMETER OF A METAL HAVING NORMALLY GOOD RESISTIVITY AT TEMPERATURES ABOVE CRYOGENIC TEMPERATURES, A COAXIAL OUTER CONDUCTOR SPACED FROM SAID INNER CONDUCTOR, SAID OUTER CONDUCTOR BEING OF A MATERIAL EXHIBITING SUBSTANTIALLY ZERO RESISTIVITY AT CRYOGENIC TEMPERATURES AT SAID PORTION OPERABLE AT CRYOGENIC TEMPERATURES AND OF A MATERIAL HAVING NORMALLY GOOD RESISTIVITY AT TEMPERATURES ABOVE CRYOGENIC TEMPERATURES ALONG SAID SECOND PORTION, AND A DIELECTRIC MATERIAL BETWEEN SAID OUTER AND SAID INNER CONDUCTOR.
Claim 2
Dependent Claim
146 words
A COAXIAL TRANSITION LINE HAVING ONE PORTION OPERABLE AT CRYOGENIC TEMPERATURES, AND A SECOND PORTION AT RELATIVELY ELEVATED TEMPERATURES COMPRISING, A STEPPED CENTER CONDUCTOR HAVING A LARGER DIAMETER AT SAID PORTION OPERABLE AT CRYOGENIC TEMPERATURES AND A SMALLER DIAMETER AT SAID SECOND PORTION AT RELATIVELY ELEVATED TEMPERATURES, SAID CENTER CONDUCTOR BEING OF A MATERIAL HAVING SUBSTANTIALLY ZERO D.C. RESISTANCE AT CRYOGENIC TEMPERATURES, AND AN OVERCOATING TO THE DIMENSION OF SAID LARGER DIAMETER ON SAID SMALLER DIAMETER OF A METAL HAVING NORMALLY GOOD RESISTIVITY AT TEMPERATURES ABOVE CRYOGENIC TEMPERATURES, A COAXIAL OUTER CONDUCTOR SPACED FROM SAID INNER CONDUCTOR, SAID OUTER CONDUCTOR BEING OF A MATERIAL EXHIBITING SUBSTANTIALLY ZERO RESISTIVITY AT CRYOGENIC TEMPERATURES AT SAID PORTION OPERABLE AT CRYOGENIC TEMPERATURES AND OF A MATERIAL HAVING NORMALLY GOOD RESISTIVITY AT TEMPERATURES ABOVE CRYOGENIC TEMPERATURES ALONG SAID SECOND PORTION, AND A DIELECTRIC MATERIAL BETWEEN SAID OUTER AND SAID INNER CONDUCTOR.
References Cited (Backward Citations)
US3163832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |