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US3277447A Expired / Lapsed US ⏱️ 0.0 years remaining

Electronic digital computers

Assignee: International Business Machines Corp
•
Filing: 1964-03-18
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Granted: 1966-10-04
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Expires: 1984-03-18
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Abstract

No abstract record available.

Inventors

  • 👤 Newman Edward Arthur
  • 👤 Wright Michael Arthur

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:47
CPC Classifications
G; G11; G11C; G11C21/00; G11C21/02; G11C21/026; G06; G06F; G06F12/00; G06F12/02; G06F12/08; G06F12/0802; G06F12/0866; G06F15/00; G06F15/76; G06F15/78; G11C15/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 223 words
AN ELECTRONIC DIGITAL COMPUTER COMPRISING AN INSTRUCTION CONTROL CIRCUIT WHICH CONTROLS THE COMPUTING OPERATION OF THE COMPUTER BY MEANS OF INSTRUCTION WORDS, A PLURALITY OF WORDS STORES IN WHICH NUMBER WORDS AND INSTRUCTION WORDS ARE STORED AND TO AND FROM WHICH THEY ARE TRANSFERRED AS STEPS IN THE COMPUTING OPERATION UNDER THE DIRECTION OF AN INSTRUCTION WORD MANIFESTAION CONTROLLING THE INSTRUCTION CONTROL CIRCUIT, EACH NUMBER WORD HAVING INCORPORATED THEREIN A TAG GROUP OF DIGITS WHICH IS A TAG IDENTIFYING THE WORD AND A SEPARATE NUMBER GROUP OF DIGITS FORMING A NUMBER AND EACH INSTRUCTION WORD HAVING INSTRUCTION-BEARING DIGITS INCLUDING A TAG-DEFINING GROUP WHICH IS THE TAG OF ANOTHER WORD, MEANS FOR SIMULTANEOUSLY COMPARING A SIGNAL OF SAID TAG-DEFINING GROUP OF THE PRESENT INSTRUCTION WORD WITH THE CORRESPONDING SIGNALS OF THE TAGS OF WORDS IN THE WORD STORES UNTIL THE TAG IS A STORED WORD IS COMPARED WHICH IS EQUIVALENT TO THE SAID TAG-DEFINING GROUP OF THE PRESENT INSTRUCTION WORD, AND GATING MEANS CONNECTED TO THE WORD STORES AND TO THE COMPRISING MEANS AND CONTROLLED BY SAID INSTRUCTION CONTROL CIRCUIT FOR TRANSFERRING THIS COMPARED STORED WORD OUT OF SAID STORAGE AND MEANS FOR RECEIVING SAID STORED WORD AND CONTROLLED BY SAID INSTRUCTION BEARING DIGITS FOR OPERATING UPON THIS STORED WORD IN ACCORDANCE WITH THE REQUIREMENTS OF SAID INSTRUCTION-BEARING DIGITS OF THE PRESENT INSTRUCTION WORD.
Claim 2
Dependent Claim 223 words
AN ELECTRONIC DIGITAL COMPUTER COMPRISING AN INSTRUCTION CONTROL CIRCUIT WHICH CONTROLS THE COMPUTING OPERATION OF THE COMPUTER BY MEANS OF INSTRUCTION WORDS, A PLURALITY OF WORDS STORES IN WHICH NUMBER WORDS AND INSTRUCTION WORDS ARE STORED AND TO AND FROM WHICH THEY ARE TRANSFERRED AS STEPS IN THE COMPUTING OPERATION UNDER THE DIRECTION OF AN INSTRUCTION WORD MANIFESTAION CONTROLLING THE INSTRUCTION CONTROL CIRCUIT, EACH NUMBER WORD HAVING INCORPORATED THEREIN A TAG GROUP OF DIGITS WHICH IS A TAG IDENTIFYING THE WORD AND A SEPARATE NUMBER GROUP OF DIGITS FORMING A NUMBER AND EACH INSTRUCTION WORD HAVING INSTRUCTION-BEARING DIGITS INCLUDING A TAG-DEFINING GROUP WHICH IS THE TAG OF ANOTHER WORD, MEANS FOR SIMULTANEOUSLY COMPARING A SIGNAL OF SAID TAG-DEFINING GROUP OF THE PRESENT INSTRUCTION WORD WITH THE CORRESPONDING SIGNALS OF THE TAGS OF WORDS IN THE WORD STORES UNTIL THE TAG IS A STORED WORD IS COMPARED WHICH IS EQUIVALENT TO THE SAID TAG-DEFINING GROUP OF THE PRESENT INSTRUCTION WORD, AND GATING MEANS CONNECTED TO THE WORD STORES AND TO THE COMPRISING MEANS AND CONTROLLED BY SAID INSTRUCTION CONTROL CIRCUIT FOR TRANSFERRING THIS COMPARED STORED WORD OUT OF SAID STORAGE AND MEANS FOR RECEIVING SAID STORED WORD AND CONTROLLED BY SAID INSTRUCTION BEARING DIGITS FOR OPERATING UPON THIS STORED WORD IN ACCORDANCE WITH THE REQUIREMENTS OF SAID INSTRUCTION-BEARING DIGITS OF THE PRESENT INSTRUCTION WORD.

References Cited (Backward Citations)

US2580768A Cited
US2755994A Cited
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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) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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