US3242471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of operating superconductive apparatus
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1959-09-29
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Granted: 1966-03-22
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 John N Cooper
- 👤 Jr Eugene C Crittenden
- 👤 Arthur J Learn
- 👤 Fred W Schmidlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:52
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/831; Y10S505/833
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A METHOD OF OPERATING A SUPERCONDUCTIVE COMPUTER ELEMENT BY SUBJECTING THE ELEMTN TO PULSE CURRENT OF SUFFICIENTLY LONG TIME DURATION TO RENDER THE RECOVERY TIME RESPONSE OF THE ELEMENT DEPENDENT UPON THE AMPLITUDE OF THE PULSE AND SUBSTANTIALLY INDEPENDENT OF THE TIME DURATION OF THE PULSE; THE ELEMENT BEING CHARACTERIZED BY A RECOVERY TIME RESPONSE THAT IS A FUNCTION OF THE AMPLITUDE OF APPLIED PULSE CURRENT, WITH THE RECOVERY TIME ATTAINING A FIRST MAXIMUM VALUE CORRESPONDING TO A FIRST AMPLITUDE OF PULSE CURRENT, A SECOND RECOVERY TIME VALUE SUBSTANTIALLY LESS THAN SAID FIRST VALUE AT A SECOND AMPLITUDE OF PULSE CURRENT GREATER THAN SAID FIRST AMPLITUDE OF CURRENT, AND A THIRD RECOVERY TIME VALUE AT LEAST AS
Claim 2
Dependent Claim
118 words
IN A METHOD OF OPERATING A SUPERCONDUCTIVE COMPUTER ELEMENT BY SUBJECTING THE ELEMTN TO PULSE CURRENT OF SUFFICIENTLY LONG TIME DURATION TO RENDER THE RECOVERY TIME RESPONSE OF THE ELEMENT DEPENDENT UPON THE AMPLITUDE OF THE PULSE AND SUBSTANTIALLY INDEPENDENT OF THE TIME DURATION OF THE PULSE; THE ELEMENT BEING CHARACTERIZED BY A RECOVERY TIME RESPONSE THAT IS A FUNCTION OF THE AMPLITUDE OF APPLIED PULSE CURRENT, WITH THE RECOVERY TIME ATTAINING A FIRST MAXIMUM VALUE CORRESPONDING TO A FIRST AMPLITUDE OF PULSE CURRENT, A SECOND RECOVERY TIME VALUE SUBSTANTIALLY LESS THAN SAID FIRST VALUE AT A SECOND AMPLITUDE OF PULSE CURRENT GREATER THAN SAID FIRST AMPLITUDE OF CURRENT, AND A THIRD RECOVERY TIME VALUE AT LEAST AS
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |