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US3258584A Expired / Lapsed US ⏱️ 0.0 years remaining

Data transfer and conversion system

Assignee: —
•
Filing: —
•
Granted: 1966-06-28
•
Expires: 1983-06-28
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 16:25
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/76; G06F7/762; G06F5/00; G06F5/01; G06F5/015; H; H03; H03M; H03M9/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 233 words
IN AN INFORMATION HANDLING SYSTEM COMPRISING A MATRIX OF MAGNETIC STORAGE ELEMENTS ARRANGED IN COORDINATE COLUMNS AND ROWS WITH THE NUMBER OF ELEMENTS IN EACH OF THE COLUMNS BEING LESS THAN THE NUMBER OF ELEMENTS IN EACH OF SAID ROWS, EACH SAID MAGNETIC ELEMENT MADE OF MATERIAL EXHIBITING A SUBSTANTIALLY RECTANGULAR HYSTERESIS LOOP, A GROUP OF INPUT LINES EACH ASSOCIATED WITH THE MAGNETIC ELEMENTS IN A CORRESPONDING ROW OF SAID MATRIX, A PLURALITY OF OUTPUT LINES EACH ASSOCIATED WITH THE MAGNETIC ELEMENTS IN A CORRESPONDING COLUMN OF SAID MATRIX, A PLURALITY OF CONTROL LINES EACH ASSOCIATED WITH A GROUP OF ELEMENTS INCLUDING ONLY ONE ELEMENT IN ANY ONE COLUMN AND ONLY ONE ELEMENT IN ANY ONE ROW OF SAID MATRIX, MEANS EFFECTIVE DURING EACH OF A SUCCESSION OF TIME INTERVALS TO APPLY TO SAID INPUT LINES A PLURALITY OF HALF-SELECT SIGNALS EACH REPRESENTATIVE OF A DIFFERENT INFORMATION ITEM; AND MEANS FOR CAUSING EACH OF SAID INFORMATION ITEMS TO BE STORED IN ONLY ONE ELEMENT IN SAID MATRIX WITH EACH ITEM STORED IN AN ELEMENT LINKED BY A DIFFERENT ONE OF SAID OUTPUT LINES COMPRISING MEANS FOR APPLYING A HALF-SELECT SIGNAL TO ONE OF SAID CONTROL LINES DURING THE FIRST OF SAID TIME INTERVALS AND TO DIFFERENT ONES OF SAID CONTROL LINES DURING SUBSEQUENT ONES OF SAID TIMES INTERVALS, SAID HALF-SELECT INFORMATION AND CONTROL SIGNALS BEING APPLIED COINCIDENTLY DURING EACH OF SAID TIME INTERVALS.
Claim 2
Dependent Claim 233 words
IN AN INFORMATION HANDLING SYSTEM COMPRISING A MATRIX OF MAGNETIC STORAGE ELEMENTS ARRANGED IN COORDINATE COLUMNS AND ROWS WITH THE NUMBER OF ELEMENTS IN EACH OF THE COLUMNS BEING LESS THAN THE NUMBER OF ELEMENTS IN EACH OF SAID ROWS, EACH SAID MAGNETIC ELEMENT MADE OF MATERIAL EXHIBITING A SUBSTANTIALLY RECTANGULAR HYSTERESIS LOOP, A GROUP OF INPUT LINES EACH ASSOCIATED WITH THE MAGNETIC ELEMENTS IN A CORRESPONDING ROW OF SAID MATRIX, A PLURALITY OF OUTPUT LINES EACH ASSOCIATED WITH THE MAGNETIC ELEMENTS IN A CORRESPONDING COLUMN OF SAID MATRIX, A PLURALITY OF CONTROL LINES EACH ASSOCIATED WITH A GROUP OF ELEMENTS INCLUDING ONLY ONE ELEMENT IN ANY ONE COLUMN AND ONLY ONE ELEMENT IN ANY ONE ROW OF SAID MATRIX, MEANS EFFECTIVE DURING EACH OF A SUCCESSION OF TIME INTERVALS TO APPLY TO SAID INPUT LINES A PLURALITY OF HALF-SELECT SIGNALS EACH REPRESENTATIVE OF A DIFFERENT INFORMATION ITEM; AND MEANS FOR CAUSING EACH OF SAID INFORMATION ITEMS TO BE STORED IN ONLY ONE ELEMENT IN SAID MATRIX WITH EACH ITEM STORED IN AN ELEMENT LINKED BY A DIFFERENT ONE OF SAID OUTPUT LINES COMPRISING MEANS FOR APPLYING A HALF-SELECT SIGNAL TO ONE OF SAID CONTROL LINES DURING THE FIRST OF SAID TIME INTERVALS AND TO DIFFERENT ONES OF SAID CONTROL LINES DURING SUBSEQUENT ONES OF SAID TIMES INTERVALS, SAID HALF-SELECT INFORMATION AND CONTROL SIGNALS BEING APPLIED COINCIDENTLY DURING EACH OF SAID TIME INTERVALS.

References Cited (Backward Citations)

US2691156A Cited
US2719961A Cited
FR1101201A Cited
US2732542A Cited
US2856596A Cited
US2965883A Cited
US3003137A Cited
US2914754A Cited
US3015443A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-27 1969-12-27 1970-06-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-27 1973-12-27 1974-06-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-27 1977-12-27 1978-06-28 $7700.00 Window Closed / Lapsed

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