US3275989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for digital computers
Assignee: Unisys Corp
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Filing: 1961-10-02
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Granted: 1966-09-27
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Edward L Glaser
- 👤 Alan B Gerlach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:02
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/30145; G06F9/30149
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
A STORED PROGRAM COMPUTER SYSTEM COMPRISING, ADDRESSABLE MEMORY MEANS FOR STORING OPERANDS AND VARIABLE LENGTH COMMANDS, THE COMMANDS BEING ARRANGED IN A SEQUENCE AND AT LEAST PART OF THE COMMANDS HAVING ONLY THOSE PARTS WHICH ARE DIFFERENT FROM THE CORRESPONDING PART OF A PRECEDING COMMAND AND INCLUDING A SIGNAL IDENTIFYING THE PART OF THE COMMAND WHICH IS PRESENT, MEANS FOR READING COMMANDS OUT OF THE MEMORY MEANS, IDENTIFICATION MEANS CONNECTED TO BE RESPONSIVE TO THE IDENTIFICATION SIGNALS IN A COMMAND READ OUT OF THE MEMORY MEANS FOR PROVIDING AN INDICATION OF THE PART WHICH IS PRESENT IN SUCH COMMAND, MEANS CONNECTED TO BE RESPONSIVE TO SAID INDICATION AND THE CORRESPONSING COMMAND FOR STORING A SIGNAL CORRESPONDING TO THE PART OF THE COMMAND WHICH IS PRESENT, MEANS CONNECTED TO BE RESPONSIVE TO THE SIGNALS STORED IN THE LAST MENTIONED MEANS FOR SELECTIVELY ADDRESSING STORAGE LOCATIONS IN SAID MEMORY MEANS CONTAINING OPERANDS WHICH ARE TO BE READ, MEANS FOR READING THE OPERANDS OUT OF THE ADDRESSED STORAGE LOCATIONS OF THE MEMORY MEAS, AND AN ARITHMETIC UNIT CONNECTED TO BE RESPONSIVE TO THE CONTENT OF THE SIGNAL STORING MEANS AND THE OPERANDS READ OUT OF SAID MEMORY MEANS FOR SELECTIVELY EXECUTING A COMMAND.
Claim 2
Dependent Claim
200 words
A STORED PROGRAM COMPUTER SYSTEM COMPRISING, ADDRESSABLE MEMORY MEANS FOR STORING OPERANDS AND VARIABLE LENGTH COMMANDS, THE COMMANDS BEING ARRANGED IN A SEQUENCE AND AT LEAST PART OF THE COMMANDS HAVING ONLY THOSE PARTS WHICH ARE DIFFERENT FROM THE CORRESPONDING PART OF A PRECEDING COMMAND AND INCLUDING A SIGNAL IDENTIFYING THE PART OF THE COMMAND WHICH IS PRESENT, MEANS FOR READING COMMANDS OUT OF THE MEMORY MEANS, IDENTIFICATION MEANS CONNECTED TO BE RESPONSIVE TO THE IDENTIFICATION SIGNALS IN A COMMAND READ OUT OF THE MEMORY MEANS FOR PROVIDING AN INDICATION OF THE PART WHICH IS PRESENT IN SUCH COMMAND, MEANS CONNECTED TO BE RESPONSIVE TO SAID INDICATION AND THE CORRESPONSING COMMAND FOR STORING A SIGNAL CORRESPONDING TO THE PART OF THE COMMAND WHICH IS PRESENT, MEANS CONNECTED TO BE RESPONSIVE TO THE SIGNALS STORED IN THE LAST MENTIONED MEANS FOR SELECTIVELY ADDRESSING STORAGE LOCATIONS IN SAID MEMORY MEANS CONTAINING OPERANDS WHICH ARE TO BE READ, MEANS FOR READING THE OPERANDS OUT OF THE ADDRESSED STORAGE LOCATIONS OF THE MEMORY MEAS, AND AN ARITHMETIC UNIT CONNECTED TO BE RESPONSIVE TO THE CONTENT OF THE SIGNAL STORING MEANS AND THE OPERANDS READ OUT OF SAID MEMORY MEANS FOR SELECTIVELY EXECUTING A COMMAND.
References Cited (Backward Citations)
US2914248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |