Patent US3238377A successfully refreshed from Google Patents.
US3238377A
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Cryogenic m out of n logic circuits
Assignee: International Business Machines Corp
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Filing: 1961-12-04
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Granted: 1966-03-01
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Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert R Seeber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:08
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/856; Y10S505/857; Y10S505/858; Y10S505/859
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A CRYOGENIC M OUT OF N INFORMATION TRANSFER CIRCUIT COMPRISING N BRANCHES OF SUPERCONDUCTOR MATERIAL COUPLED TOGETHER IN PARALLEL, A FIRST CURRENT SOURCE PRODUCING A TOTAL CURRENT OF (N-M) CURRENT UNITS COUPLED TO SAID PARALLEL BRANCHES, N CRYOGENIC CURRENT CONTROL DEVICES EACH CONTAINING A GATE CURRENT PATH AND A CONTROL CURRENT PATH OPERABLE AT ONE CURRENT UNIT TO MAKE SAID GATE CURRENT PATH RESISTIVE, THE GATE CURRENT PATH OF EACH CRYOGENIC CURRENT CONTROL DEVICES BEING COUPLED IN SERIES
Claim 2
Dependent Claim
78 words
A CRYOGENIC M OUT OF N INFORMATION TRANSFER CIRCUIT COMPRISING N BRANCHES OF SUPERCONDUCTOR MATERIAL COUPLED TOGETHER IN PARALLEL, A FIRST CURRENT SOURCE PRODUCING A TOTAL CURRENT OF (N-M) CURRENT UNITS COUPLED TO SAID PARALLEL BRANCHES, N CRYOGENIC CURRENT CONTROL DEVICES EACH CONTAINING A GATE CURRENT PATH AND A CONTROL CURRENT PATH OPERABLE AT ONE CURRENT UNIT TO MAKE SAID GATE CURRENT PATH RESISTIVE, THE GATE CURRENT PATH OF EACH CRYOGENIC CURRENT CONTROL DEVICES BEING COUPLED IN SERIES
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |