US3196409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sequential retrieval control for a selfsearching memory
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1961-11-09
•
Granted: 1965-07-20
•
Expires: 1981-11-09
Abstract
No abstract record available.
Inventors
- 👤 Paul M Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:21
CPC Classifications
G; G11; G11C; G11C15/00; G11C15/06; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/831; Y10S505/833; Y10S505/834; Y10S505/835
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A SUPERCONDUCTIVE CONTROL CIRCUIT FOR A AN INFORMATION STORAGE SYSTEM COMPRISING A PLURALITY OF INFORMATION STORAGE DEVICES ARRANGED BY GROUPS, MEANS FOR STORING INFORMATION IN SELECTED GROUPS OF SAID DEVICES, MEANS FOR GENERATING A COMPARISON SIGNAL IN THOSE GROUPS OF STORAGE DEVICES CONTAINING INFORMATION CORRESPONDING TO A PARTICULAR IDENTIFICATION KEY, MEANS FOR APPLYING SIGNAL TO CORRESPONDING INFORMATION STORAGE DEVICES IN A PARTICULAR SEQUENCE INCLUDING A PLURALITY OF SUPERCONDUCTIVE DEVICES ARRANGED TO DIRECT A COMPARISON SIGNAL TO THE CORRESPONDING INFORMATION STORAGE DEVICES ONLY IF THEE STORED INFORMATION OF THE PRECEDING STORAGE DEVICES IN SAID SEQUENCE HAS BEEN READ OUT, MEANS FOR DIVERTING SAID COMPARISON SIGNAL FROM THE CORRESPONDING STORAGE DEVICES FOLLOWING THE READOUT OF INFORMATION THEREFROM, AND A PAIR OF SUPERCONDUCTIVE DEVICES INTERCONNECTED TO PROVIDE A READOUT TERMINATION SIGNAL FOLLOWING THE COMPLETION OF THE READOUT SEQUENCE.
Claim 2
Dependent Claim
135 words
A SUPERCONDUCTIVE CONTROL CIRCUIT FOR A AN INFORMATION STORAGE SYSTEM COMPRISING A PLURALITY OF INFORMATION STORAGE DEVICES ARRANGED BY GROUPS, MEANS FOR STORING INFORMATION IN SELECTED GROUPS OF SAID DEVICES, MEANS FOR GENERATING A COMPARISON SIGNAL IN THOSE GROUPS OF STORAGE DEVICES CONTAINING INFORMATION CORRESPONDING TO A PARTICULAR IDENTIFICATION KEY, MEANS FOR APPLYING SIGNAL TO CORRESPONDING INFORMATION STORAGE DEVICES IN A PARTICULAR SEQUENCE INCLUDING A PLURALITY OF SUPERCONDUCTIVE DEVICES ARRANGED TO DIRECT A COMPARISON SIGNAL TO THE CORRESPONDING INFORMATION STORAGE DEVICES ONLY IF THEE STORED INFORMATION OF THE PRECEDING STORAGE DEVICES IN SAID SEQUENCE HAS BEEN READ OUT, MEANS FOR DIVERTING SAID COMPARISON SIGNAL FROM THE CORRESPONDING STORAGE DEVICES FOLLOWING THE READOUT OF INFORMATION THEREFROM, AND A PAIR OF SUPERCONDUCTIVE DEVICES INTERCONNECTED TO PROVIDE A READOUT TERMINATION SIGNAL FOLLOWING THE COMPLETION OF THE READOUT SEQUENCE.
References Cited (Backward Citations)
US3031650A
Cited
US3021440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |