US3425825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing intermetallic superconducting compounds of niobium and gallium
Assignee: Siemens AG
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Filing: 1964-12-17
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Granted: 1969-02-04
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Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Gunther Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:55
CPC Classifications
H; H10; H10N; H10N60/00; H10N60/01; H10N60/0184; C; C22; C22C; C22C1/00; C23; C23C; C23C16/00; C23C16/06; C23C16/08; Y; Y10; Y10S; Y10S420/00; Y10S420/901; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/93; Y10S505/00; Y10S505/80; Y10S505/801; Y10S505/805; Y10S505/806; Y10S505/815; Y10S505/818; Y10S505/819; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
THE METHOD OF PRODUCING SUPERCONDUCTING NIOBIUMGALLIUM COMPOUND, WHICH COMPRISES PASSING GASEOUS HALOGEN FROM THE GROUP CONSISTING OF BROMINE AND IODINE MIXED WITH AN INERT TRANSPORTING GAS OVER HEATED QUANTITIES OF NIOBIUM AND GALLIUM RESPECTIVELY AND REDUCING THE RESULTING GASEOUS HALOGEN COMPOUNDS OF NIOBIUM AND GALLIUM TO PRECIPITATE THE EVOLVING SUPERCONDUCTING COMPOUND FROM THE GASEOUS MIXTURE.
Claim 2
Independent Claim
55 words
THE METHOD OF PRODUCING SUPERCONDUCTING NIOBIUMGALLIUM COMPOUND, WHICH COMPRISES PASSING GASEOUS HALOGEN FROM THE GROUP CONSISTING OF BROMINE AND IODINE MIXED WITH AN INERT TRANSPORTING GAS OVER HEATED QUANTITIES OF NIOBIUM AND GALLIUM RESPECTIVELY AND REDUCING THE RESULTING GASEOUS HALOGEN COMPOUNDS OF NIOBIUM AND GALLIUM TO PRECIPITATE THE EVOLVING SUPERCONDUCTING COMPOUND FROM THE GASEOUS MIXTURE.
References Cited (Backward Citations)
CA468796A
Cited
US3075901A
Cited
US3181936A
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US3188230A
Cited
US3268362A
Cited
US3216822A
Cited
US3297501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |