US3297999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-programming computer
Assignee: Unisys Corp
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Filing: 1963-08-26
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Granted: 1967-01-10
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 George T Shimabukuro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:47
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/46; G06F9/461
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
A MULTIPROGRAMMING COMPUTER COMPRISING FIRST STORING MEANS FOR STORING INSTRUCTIONS AND OPERANDS IN CODED FORM RELATING TO A PLURALITY OF SEPARATE PROGRAMS, MEANS FOR SELECTING AND TRANSFERRING INSTRUCTIONS AND OPERANDS OUT OF THE STORAGE MEANS IN RESPONSE TO CODED ADDRESSES, TEMPORARY STORAGE MEANS FOR STORING A PLURALITY OF OPERANDS IN ADDRESSABLE LOCATIONS, SECOND STORING MEANS FOR STORING A PLURALITY OF PROGRAM CONTROL WORDS IN CODED FORM, EACH PROGRAM CONTROL WORD HAVING INFORMATION RELATED TO THE ASSOCIATED PROGRAM AS TO THE ADDRESS OF THE NEXT INSTRUCTION IN SAID FIRST STORING MEANS, THE ADDRESS OF THE LAST OPERAND PLACED IN THE TEMPORARY STORAGE MEANS, AND THE OPERATION CALLED FOR BY THE LAST INSTRUCTION, AN ADDRESS REGISTER FOR STORING THE ADDRESS OF THE NEXT LOCATION IN THE TEMPORARY STORAGE MEANS AVAILABLE FOR RECEIVING AN OPERAND, FETCH CONTROL MEANS RESPONSIVE TO A PROGRAM CONTROL WORD FROM THE PROGRAM CONTROL WORD STORING MEANS FOR SENSING THE INSTRUCTION ADDRESSED BY THE PROGRAM CONTROL WORD, CHANGING THE ADDRESS PORTION OF THE PROGRAM CONTROL WORD TO THE ADDRESS OF THE NEXT IN-
Claim 2
Dependent Claim
174 words
A MULTIPROGRAMMING COMPUTER COMPRISING FIRST STORING MEANS FOR STORING INSTRUCTIONS AND OPERANDS IN CODED FORM RELATING TO A PLURALITY OF SEPARATE PROGRAMS, MEANS FOR SELECTING AND TRANSFERRING INSTRUCTIONS AND OPERANDS OUT OF THE STORAGE MEANS IN RESPONSE TO CODED ADDRESSES, TEMPORARY STORAGE MEANS FOR STORING A PLURALITY OF OPERANDS IN ADDRESSABLE LOCATIONS, SECOND STORING MEANS FOR STORING A PLURALITY OF PROGRAM CONTROL WORDS IN CODED FORM, EACH PROGRAM CONTROL WORD HAVING INFORMATION RELATED TO THE ASSOCIATED PROGRAM AS TO THE ADDRESS OF THE NEXT INSTRUCTION IN SAID FIRST STORING MEANS, THE ADDRESS OF THE LAST OPERAND PLACED IN THE TEMPORARY STORAGE MEANS, AND THE OPERATION CALLED FOR BY THE LAST INSTRUCTION, AN ADDRESS REGISTER FOR STORING THE ADDRESS OF THE NEXT LOCATION IN THE TEMPORARY STORAGE MEANS AVAILABLE FOR RECEIVING AN OPERAND, FETCH CONTROL MEANS RESPONSIVE TO A PROGRAM CONTROL WORD FROM THE PROGRAM CONTROL WORD STORING MEANS FOR SENSING THE INSTRUCTION ADDRESSED BY THE PROGRAM CONTROL WORD, CHANGING THE ADDRESS PORTION OF THE PROGRAM CONTROL WORD TO THE ADDRESS OF THE NEXT IN-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |