Patent US3199082A successfully refreshed from Google Patents.
US3199082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory system
Assignee: International Business Machines Corp
•
Filing: 1959-11-27
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Granted: 1965-08-03
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Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Luther H Haibt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:05
CPC Classifications
G; G11; G11C; G11C15/00; G11C15/02; G11C15/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
IN A MEMORY SYSTEM; A TAG MEMORY FOR STORING A PLURALITY OF IDENTIFYING TAGS AND VACANCY TAGS; A TAG REGISTER FOR STORING AN IDENTIFYING TAG
Claim 2
Dependent Claim
25 words
IN A MEMORY SYSTEM; A TAG MEMORY FOR STORING A PLURALITY OF IDENTIFYING TAGS AND VACANCY TAGS; A TAG REGISTER FOR STORING AN IDENTIFYING TAG
References Cited (Backward Citations)
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US2850566A
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US2913706A
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US2847657A
Cited
US2885659A
Cited
US2907004A
Cited
US2994065A
Cited
US3018959A
Cited
US2895124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |