US3303065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superocnductive alloy members
Assignee: Westinghouse Electric Corp
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Filing: 1964-04-30
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Granted: 1967-02-07
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Expires: 1984-04-30
Abstract
No abstract record available.
Inventors
- 👤 William T Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:50
CPC Classifications
H; H10; H10N; H10N60/00; C; C22; C22C; C22C16/00; C22C27/00; C22C27/02; H10N60/80; H10N60/85; Y; Y10; Y10S; Y10S420/00; Y10S420/901; Y10S505/00; Y10S505/80; Y10S505/801; Y10S505/805; Y10S505/812; Y10S505/814; Y10S505/825; Y10S505/917; Y10S505/928; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
A SUPERCONDUCTIVE ALLOY CONDUCTOR WHICH HAS BEEN SUBJECTED TO A COLD REDUCTION OF OVER 99%, SAID CONDUCTOR EXHIBITING UNDER SUPERCONDUCTIVE CONDITIONS A RELATIVELY HIGH CRITICAL FIELD AND A CRITICAL SUPERCURRENT DENSITY IN EXCESS OF 2 X 10**5 AMP./CM.2 IN AN APPLIED FIELD OF 20 KILOGAUSS, SAID ALLOY CONDUCTOR COMPOSED OF ABOUT 25% BY WEIGHT OF ZIRCONIUM, ABOUT 1% BY WEIGHT OF MOLYBDENUM AND THE BALANCE NIOBIUM EXCEPT FOR TRACE AMOUNTS OF IMPURITIES, THE CRITICAL SUPERCURRENT DENSITY BEING HIGHER IN AN EXTERANAL APPIED FIELD OF 15 TO 20 KILOGAUSS THAN IN A FIELD AT A LEVEL OF 5 TO 12 KILOGAUSS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |