Patent US3297996A successfully refreshed from Google Patents.
US3297996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data processing system having external selection of multiple buffers
Assignee: Beckman Coulter Inc
•
Filing: 1963-06-10
•
Granted: 1967-01-10
•
Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Robert J Grady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:00
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/76; G06F7/78; G06F7/785; G06F13/00; G06F13/10; G06F13/12; G06F13/122; G06F13/14; G06F13/16; G06F13/18; G06F13/36; G06F13/362; G06F13/364
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A DATA PROCESSING SYSTEM COMPRISING A MEMORY SUBSYSTEM HAVING A PLURALITY OF CELL GROUPS PROVIDING ENCODED INDIRECT START, END AND CURRENT ADDRESSES FOR A PLURALITY OF MEMORY BUFFER AREAS, PERIPHERAL DATA MEANS PROVIDING DISCRETE DATA GROUPS HAVING RESPECTIVE IDENTIFICATION CODES, EXTERNAL ADDRESS MEANS RESPONSIVE TO SAID CODES FOR ADDRESSING A RESPECTIVE ONE OF SAID CELL GROUPS FOR EACH OF SAID IDENTIFICATION CODES, AND MEANS FOR REGULATING THE FLOW OF DATA BETWEEN SAID PERIPHERAL DATA MEANS AND THE MEMORY BUFFER DESIGNATED BY THE ADDRESSED CELL GROUP.
Claim 2
Dependent Claim
85 words
A DATA PROCESSING SYSTEM COMPRISING A MEMORY SUBSYSTEM HAVING A PLURALITY OF CELL GROUPS PROVIDING ENCODED INDIRECT START, END AND CURRENT ADDRESSES FOR A PLURALITY OF MEMORY BUFFER AREAS, PERIPHERAL DATA MEANS PROVIDING DISCRETE DATA GROUPS HAVING RESPECTIVE IDENTIFICATION CODES, EXTERNAL ADDRESS MEANS RESPONSIVE TO SAID CODES FOR ADDRESSING A RESPECTIVE ONE OF SAID CELL GROUPS FOR EACH OF SAID IDENTIFICATION CODES, AND MEANS FOR REGULATING THE FLOW OF DATA BETWEEN SAID PERIPHERAL DATA MEANS AND THE MEMORY BUFFER DESIGNATED BY THE ADDRESSED CELL GROUP.
References Cited (Backward Citations)
US3153775A
Cited
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 |