Patent US2057689A successfully refreshed from Google Patents.
Patent US3275991A successfully refreshed from Google Patents.
US3275991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory system
Assignee: Bunker Ramo Corp
•
Filing: 1962-12-03
•
Granted: 1966-09-27
•
Expires: 1982-12-03
Abstract
No abstract record available.
Inventors
- 👤 Edward J Schneberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:20
CPC Classifications
G; G11; G11C; G11C15/00; G11C15/04; G06; G06F; G06F12/00; G06F12/02; G06F12/08; G06F12/12; G06F12/121; G06F12/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
232 words
FOR USE IN A DATA PROCESSING SYSTEM, A MEMORY SYSTEM COMPRISING: AN OUTPUT REGISTER; A FIRST MEMORY HAVING A RELATIVELY LARGE NUMBER OF WORD STORAGE LOCATIONS THEREIN, EACH IDENTIFIABLE BY A DIFFERENT DIGITAL ADDRESS; A SECOND MEMORY HAVING A RELATIVELY SMALL NUMBER OF WORD STORAGE LOCATIONS THEREIN; A THIRD MEMORY INCLUDING A PLURALITY OF STORAGE LOCATIONS THEREIN EACH OF WHICH IS ASSOCIATED WITH ONE OF SAID LOCATIONS IN SAID SECOND MEMORY; MEANS STORING A DIGITAL ADDRESS IN EACH OF SAID THIRD MEMORY STORAGE LOCATIONS IDENTIFYING THE FIRST MEMORY STORAGE LOCATION STORING THE WORD INFORMATION STORED IN THE ASSOCIATED SECOND MEMORY STORAGE LOCATION; EXTERNAL MEANS ADAPTED TO GENERATE A DIGITAL ADDRESS IDENTIFYING ONE OF SAID FIRST MEMORY STORAGE LOCATIONS; MEANS RESPONSIVE TO SAID EXTERNAL MEANS FOR TRANSFERING TO SAID OUTPUT REGISTER, WORD INFORMATION FROM THE SECOND MEMORY STORAGE LOCATION ASSOCIATED WITH THE THIRD MEMORY STORAGE LOCATION STORING SAID GENERATED DIGIT ADDRESS AND FOR TRANSFERRING TO SAID OUTPUT REGISTER WORD INFORMATION FROM THE FIRST MEMORY STORAGE LOCATION IDENTIFIED BY SAID DIGITAL ADDRESS IN THE EVENT SAID DIGITAL ADRESS IS NOT STORED IN SAID THIRD MEMORY; AND MEANS RESPONSIVE TO SAID WORD INFORMATION BEING TRANSFERRED FROM A FIRST MEMORY STORAGE LOCATION FOR STORING SAID WORD INFORMATION IN A SECOND MEMORY STORAGE LOCATION AND THE DIGITAL ADDRESS IDENTIFYING SAID FIRST MEMORY STORAGE LOCATION IN THE THIRD MEMORY STORAGE LOCATION ASSOCIATED WITH SAID SECOND MEMORY STORAGE LOCATION.
Claim 2
Dependent Claim
232 words
FOR USE IN A DATA PROCESSING SYSTEM, A MEMORY SYSTEM COMPRISING: AN OUTPUT REGISTER; A FIRST MEMORY HAVING A RELATIVELY LARGE NUMBER OF WORD STORAGE LOCATIONS THEREIN, EACH IDENTIFIABLE BY A DIFFERENT DIGITAL ADDRESS; A SECOND MEMORY HAVING A RELATIVELY SMALL NUMBER OF WORD STORAGE LOCATIONS THEREIN; A THIRD MEMORY INCLUDING A PLURALITY OF STORAGE LOCATIONS THEREIN EACH OF WHICH IS ASSOCIATED WITH ONE OF SAID LOCATIONS IN SAID SECOND MEMORY; MEANS STORING A DIGITAL ADDRESS IN EACH OF SAID THIRD MEMORY STORAGE LOCATIONS IDENTIFYING THE FIRST MEMORY STORAGE LOCATION STORING THE WORD INFORMATION STORED IN THE ASSOCIATED SECOND MEMORY STORAGE LOCATION; EXTERNAL MEANS ADAPTED TO GENERATE A DIGITAL ADDRESS IDENTIFYING ONE OF SAID FIRST MEMORY STORAGE LOCATIONS; MEANS RESPONSIVE TO SAID EXTERNAL MEANS FOR TRANSFERING TO SAID OUTPUT REGISTER, WORD INFORMATION FROM THE SECOND MEMORY STORAGE LOCATION ASSOCIATED WITH THE THIRD MEMORY STORAGE LOCATION STORING SAID GENERATED DIGIT ADDRESS AND FOR TRANSFERRING TO SAID OUTPUT REGISTER WORD INFORMATION FROM THE FIRST MEMORY STORAGE LOCATION IDENTIFIED BY SAID DIGITAL ADDRESS IN THE EVENT SAID DIGITAL ADRESS IS NOT STORED IN SAID THIRD MEMORY; AND MEANS RESPONSIVE TO SAID WORD INFORMATION BEING TRANSFERRED FROM A FIRST MEMORY STORAGE LOCATION FOR STORING SAID WORD INFORMATION IN A SECOND MEMORY STORAGE LOCATION AND THE DIGITAL ADDRESS IDENTIFYING SAID FIRST MEMORY STORAGE LOCATION IN THE THIRD MEMORY STORAGE LOCATION ASSOCIATED WITH SAID SECOND MEMORY STORAGE LOCATION.
References Cited (Backward Citations)
US3093814A
Cited
US3208048A
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 |