US3344403A
Expired / Lapsed
US
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Assignee: International Business Machines Corp
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Filing: 1964-06-26
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Granted: 1967-09-26
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Expires: 1984-06-26
Abstract
No abstract record available.
Inventors
- 👤 Kenneth D Foulger
- 👤 John J Harmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:20
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/30003; G06F9/3004; G06F9/30043; G06F12/00; G06F12/02; G06F12/06; G06F16/00; G06F16/90; G06F16/901; G06F16/9017; Y; Y10; Y10S; Y10S707/00; Y10S707/99931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A DATA PROCESSING SYSTEM EMPLOYING A COMPUTER RESPONSIVE TO PREDETERMINED OPERATION CODES FOR TRANSFERRING DATA BETWEEN THE COMPUTER AND A PLURALITY OF FILE MODULES, SELECTION CIRCUITRY FOR DESIGNATING A DESIRED ONE OF THE FILE MODULES TO OPERATE WITH THE COMPUTER, SAID SELECTION CIRCUITRY COMPRISING, A STORAGE CIRCUIT, ALTERNATE CONTROL INDICIA STORED IN SAID STORAGE CIRCUIT, A PLURALITY OF ADDRESS CHARACTERS STORED IN SAID STORAGE CIRCUIT, AN ALTERNATE CONTROL DECODE CIRCUIT RESPONSIVE TO SAID INDICIA FOR SELECTIVELY GENERATING A NORMAL OPERATION SIGNAL OR A SUBSTITUTED OPERATION SIGNAL, FIRST MEANS RESPONSIVE TO SAID NORMAL OPERATION SIGNAL AND ONE OF SAID ADDRESS CHARACTERS FOR DESIGNATING ONE OF SAID MODULES, SAID MEANS BEING RESPONSIVE TO SAID SUBSTITUTED SIGNAL AND SAID INDICIA FOR SELECTING THE SAME MODULE, AND SECOND MEANS RESPONSIVE TO A PREDETERMINED ONE OF THE OPERATION CODES FOR TRANSFERRING SAID ALTERNATE CONTROL INDICIA TO SAID ALTERNATE CONTROL CIRCUIT AND FOR TRANSFERRING SAID ADDRESS CHARACTERS TO SAID FIRST MEANS.
Claim 2
Dependent Claim
156 words
IN A DATA PROCESSING SYSTEM EMPLOYING A COMPUTER RESPONSIVE TO PREDETERMINED OPERATION CODES FOR TRANSFERRING DATA BETWEEN THE COMPUTER AND A PLURALITY OF FILE MODULES, SELECTION CIRCUITRY FOR DESIGNATING A DESIRED ONE OF THE FILE MODULES TO OPERATE WITH THE COMPUTER, SAID SELECTION CIRCUITRY COMPRISING, A STORAGE CIRCUIT, ALTERNATE CONTROL INDICIA STORED IN SAID STORAGE CIRCUIT, A PLURALITY OF ADDRESS CHARACTERS STORED IN SAID STORAGE CIRCUIT, AN ALTERNATE CONTROL DECODE CIRCUIT RESPONSIVE TO SAID INDICIA FOR SELECTIVELY GENERATING A NORMAL OPERATION SIGNAL OR A SUBSTITUTED OPERATION SIGNAL, FIRST MEANS RESPONSIVE TO SAID NORMAL OPERATION SIGNAL AND ONE OF SAID ADDRESS CHARACTERS FOR DESIGNATING ONE OF SAID MODULES, SAID MEANS BEING RESPONSIVE TO SAID SUBSTITUTED SIGNAL AND SAID INDICIA FOR SELECTING THE SAME MODULE, AND SECOND MEANS RESPONSIVE TO A PREDETERMINED ONE OF THE OPERATION CODES FOR TRANSFERRING SAID ALTERNATE CONTROL INDICIA TO SAID ALTERNATE CONTROL CIRCUIT AND FOR TRANSFERRING SAID ADDRESS CHARACTERS TO SAID FIRST MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |