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Patent US3525637A successfully refreshed from Google Patents.
US3525637A
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Method of producing layers from the intermetallic superconducting compound niobium-tin (nb3sn)
Assignee: Siemens AG
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Filing: 1967-07-12
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Granted: 1970-08-25
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Expires: 1987-07-12
Abstract
No abstract record available.
Inventors
- 👤 Kyongmin Kim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:49
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/06; C23C16/08; H; H10; H10N; H10N60/00; H10N60/01; H10N60/0184; Y; Y10; Y10S; Y10S505/00; Y10S505/80; Y10S505/815; Y10S505/818; Y10S505/819; Y10S505/825; Y10S505/917; Y10S505/918; Y10S505/919; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3400016A
Cited
US3620148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |