US3325788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrinsically variable microprogram controls
Assignee: International Business Machines Corp
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Filing: 1964-12-21
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Granted: 1967-06-13
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Expires: 1984-12-21
Abstract
No abstract record available.
Inventors
- 👤 Frank J Hackl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:16
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/22; G06F9/26; G06F9/262; G06F9/268
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
DATA PROCESSOR SEQUENCE CONTROLS COMPRISING: MEANS ORDINARILY OPERABLE IN RESPONSE TO EXTRINSICALLY VARIABLE PROGRAM INSTRUCTION SIGNALS TO PRODUCE CORRESPONDING SERIES OF INTRINSICALLY SCHEDULED MICROOPERATIONS, EACH SERIES BEGINNING WITH A MICRO-OPERATION WHICH IS A MEMBER OF ONE PREDETERMINED PROPER SUB-SET OF THE SET OF ALL MICRO-OPERATIONS INTRINSIC TO SAID MEANS; MEANS OPERATED BY SAID FIRST-NAMED MEANS IN RESPONSE TO A PREDETERMINED PROGRAM INSTRUCTION TO PRODUCE A VARIABLE SEQUENCE CONTROL SIGNAL WHICH CAN BE VARIED EXTRINSICALLY AND CAN DESIGNATE A PLURALITY OF DIFFERENT MEMBERS OF SAID SET INCLUDING MEMBERS OTHER THAN THOSE IN SAID PROPER SUBSET; AND
Claim 2
Dependent Claim
95 words
DATA PROCESSOR SEQUENCE CONTROLS COMPRISING: MEANS ORDINARILY OPERABLE IN RESPONSE TO EXTRINSICALLY VARIABLE PROGRAM INSTRUCTION SIGNALS TO PRODUCE CORRESPONDING SERIES OF INTRINSICALLY SCHEDULED MICROOPERATIONS, EACH SERIES BEGINNING WITH A MICRO-OPERATION WHICH IS A MEMBER OF ONE PREDETERMINED PROPER SUB-SET OF THE SET OF ALL MICRO-OPERATIONS INTRINSIC TO SAID MEANS; MEANS OPERATED BY SAID FIRST-NAMED MEANS IN RESPONSE TO A PREDETERMINED PROGRAM INSTRUCTION TO PRODUCE A VARIABLE SEQUENCE CONTROL SIGNAL WHICH CAN BE VARIED EXTRINSICALLY AND CAN DESIGNATE A PLURALITY OF DIFFERENT MEMBERS OF SAID SET INCLUDING MEMBERS OTHER THAN THOSE IN SAID PROPER SUBSET; AND
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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |