US3294529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superconductive alloys
Assignee: Westinghouse Electric Corp
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Filing: 1963-09-30
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Granted: 1966-12-27
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Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Robert C Haverstraw
- 👤 Malcolm J Fraser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:57
CPC Classifications
H; H10; H10N; H10N60/00; H10N60/80; H10N60/85; C; C22; C22C; C22C14/00; C22C16/00; C22C27/00; C22C27/02; C25; C25D; C25D11/00; Y; Y10; Y10S; Y10S420/00; Y10S420/901; Y10S505/00; Y10S505/80; Y10S505/801; Y10S505/805; Y10S505/806; Y10S505/815
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
59 words
A NEW SUPERCONDUCTOR COMPRISING HYDROGEN AND A ZIRCONIUM-NIOBIUM ALLOY IN WHICH THE ZIRCONIUM IS PRESENT TO AN AMOUNT OF 15 TO 60 WEIGHT PERCENT OF THE ALLOY, THE HYDROGEN BEING PRESENT IN AN AMOUNT SUFFICIENT TO PROVIDE A VOLUME IN THE SUPERCONDUCTOR OF ABOUT 5 TO 15 PERCENT GREATER THAN THAT OF THE ZIRCONIUM-NIOBIUM ALLOY FREE FROM THE HYDROGEN.
References Cited (Backward Citations)
US2778725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |