UST932005I4
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detection op possibly erroneous segments following failures in primary storage
Assignee: —
•
Filing: 1973-12-28
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Granted: 1975-03-04
•
Expires: 1993-12-28
Abstract
Abstract A METHOD FOR DETECTING POSSIBLY ERRONEOUS MEMORY SEGMENTS IN A HIERARCHICAL MEMORY SYSTEM HAVING AT LEAST A PRIMARY AND SECONDARY BACK-UP MEMORY FOLLOWING FAILURE IN THE PRIMARY STORAGE OF SAID SYSTEM. THE METHOD GENERALLY INCLUDES KEEPING CERTAIN STATISTICAL DATA CONCERNING THE TRANSFER OF DATA SEGMENTS INTO AND OUT OF SAID PRIMARY STORAGE WHEREBY AUTOMATIC VALIDITY CHECKING PROCEDURES CAN BE PERFORMED TO DETERMINE THE PROBABLE ACCURACY OF THE CURRENT CONTENTS OF SAID PRIMARY MEMORY.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:07
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/0703; G06F11/0751
Claims Analysis
Total Claims: 0
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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) | 1978-03-03 | 1978-09-02 | 1979-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-03 | 1982-09-02 | 1983-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-03 | 1986-09-02 | 1987-03-04 | $7700.00 | Window Closed / Lapsed |