Patent US3312951A successfully refreshed from Google Patents.
US3312951A
Expired / Lapsed
US
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Multiple computer system with program interrupt
Assignee: North American Aviation Corp
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Filing: 1964-05-29
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Granted: 1967-04-04
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Expires: 1984-05-29
Abstract
No abstract record available.
Inventors
- 👤 Theodore M Hertz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:27
CPC Classifications
G; G06; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A MULTIPLE COMPUTER SYSTEM, A PLURALITY OF PROGRAM CONTROLLED COMPUTERS, EACH HAVING A STORED PROGRAM INCLUDING INSTRUCTIONS AND AT LEAST ONE SUBROUTINE, AN INTERRUPT CONTROL SIGNAL REPRESENTING AN INTERRUPT CONTROL INSTRUCTION HAVING AN ADDRESS PORTION, MEANS FOR DETECTING AND EXECUTING INSTRUCTIONS OF SAID STORED PROGRAM INCLUDING A SUBROUTINE THAT MAY BE DETECTED AND EXECUTED ONLY IN RESPONSE TO SAID INTERRUPT CONTROL SIGNAL, MEANS RESPONSIVE TO A STORED INSTRUCTION OF SAID STORED PROGRAM COMMANDING AN INTERRUPTION FOR PRODUCING SAID INTERRUPT CONTROL SIGNAL FOR THE IMMEDIATE INTERRUPTION OF SELECTED ONES OF SAID COMPUTERS, IF ANY ARE SPECIFIED BY SAID INSTRUCTIONS, AND A DELAYED INTERRUPT CONTROL SIGNAL FOR SELF-INTERRUPTION AFTER A PREDETERMINED NUMBER OF DELAY PERIODS, IF A DELAYED INTERRUPTION IS SPECIFIED BY SAID INSTRUCTION,
Claim 2
Dependent Claim
123 words
IN A MULTIPLE COMPUTER SYSTEM, A PLURALITY OF PROGRAM CONTROLLED COMPUTERS, EACH HAVING A STORED PROGRAM INCLUDING INSTRUCTIONS AND AT LEAST ONE SUBROUTINE, AN INTERRUPT CONTROL SIGNAL REPRESENTING AN INTERRUPT CONTROL INSTRUCTION HAVING AN ADDRESS PORTION, MEANS FOR DETECTING AND EXECUTING INSTRUCTIONS OF SAID STORED PROGRAM INCLUDING A SUBROUTINE THAT MAY BE DETECTED AND EXECUTED ONLY IN RESPONSE TO SAID INTERRUPT CONTROL SIGNAL, MEANS RESPONSIVE TO A STORED INSTRUCTION OF SAID STORED PROGRAM COMMANDING AN INTERRUPTION FOR PRODUCING SAID INTERRUPT CONTROL SIGNAL FOR THE IMMEDIATE INTERRUPTION OF SELECTED ONES OF SAID COMPUTERS, IF ANY ARE SPECIFIED BY SAID INSTRUCTIONS, AND A DELAYED INTERRUPT CONTROL SIGNAL FOR SELF-INTERRUPTION AFTER A PREDETERMINED NUMBER OF DELAY PERIODS, IF A DELAYED INTERRUPTION IS SPECIFIED BY SAID INSTRUCTION,
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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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |