Patent US3679401A successfully refreshed from Google Patents.
US3679401A
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Superconductive alloy and production thereof
Assignee: Siemens AG
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Filing: 1969-11-26
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Granted: 1972-07-25
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Expires: 1989-11-26
Abstract
Abstract INTERMETALLIC SUPERCONDUCTOR WITH COMPOSITION VXGAYALZ WHERE X+Y+Z=100 AND 68$X$87; 5$Y$31 AND 1$Z$22. COMPOSITIONS CAN BE FORMED IN A2 LATTICE, MACHINED TO DESIRED FORM AND CONVERTED TO A15 LATTICE.
Inventors
- 👤 Alfred Muller
- 👤 Arno Fink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:41
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/02; C22C27/025; H; H10; H10N; H10N60/00; H10N60/01; H10N60/0184; H10N60/80; H10N60/85; Y; Y10; Y10S; Y10S420/00; Y10S420/901; Y10S505/00; Y10S505/80; Y10S505/801; Y10S505/805; Y10S505/815; Y10S505/825; Y10S505/917; Y10S505/918; Y10S505/919; Y10S505/921; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |