US3094628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cryogenic switching devices utilizing meissner effect to control superconductivity
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1958-10-01
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Granted: 1963-06-18
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Expires: 1978-10-01
Abstract
No abstract record available.
Inventors
- 👤 Jiu Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:51
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; G06; G06F; G06F7/00; G06F7/38; G06F7/381; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/856; Y10S505/857; Y10S505/86
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AN ELECTRICAL SWITCHING DEVICE INCLUDING THE COMBINATON OF A SUPERCONDUCTIVE SHELL ENCLOSING A PLURALITY OF VOLUMETRICALLY EXCLUSIVE ELEMENTS COMPRISING A SUPERCONDUCTOR DISPOSED WITHIN THE SHELL, SAID SUPERCONDUCTOR BEING CONSTRUCTED OF A SUPERCONDUCTIVE MATERIAL WHICH IS CAPABLE OF BEING SWITCHED BETWEEN A SUPERCONDUCTIVE CONDITION AND AN ELECTRICALLY RESISTIVE CONDITION IN RESPONSE TO A MAGNETIC FIELD, AND MEANS FOR GENERATING A MAGNETIC FIELD WITHIN THE SHELL TO SWITCH THE SUPERCONDUCTOR
Claim 2
Dependent Claim
68 words
AN ELECTRICAL SWITCHING DEVICE INCLUDING THE COMBINATON OF A SUPERCONDUCTIVE SHELL ENCLOSING A PLURALITY OF VOLUMETRICALLY EXCLUSIVE ELEMENTS COMPRISING A SUPERCONDUCTOR DISPOSED WITHIN THE SHELL, SAID SUPERCONDUCTOR BEING CONSTRUCTED OF A SUPERCONDUCTIVE MATERIAL WHICH IS CAPABLE OF BEING SWITCHED BETWEEN A SUPERCONDUCTIVE CONDITION AND AN ELECTRICALLY RESISTIVE CONDITION IN RESPONSE TO A MAGNETIC FIELD, AND MEANS FOR GENERATING A MAGNETIC FIELD WITHIN THE SHELL TO SWITCH THE SUPERCONDUCTOR
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) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |