Patent US3248711A successfully refreshed from Google Patents.
US3248711A
Expired / Lapsed
US
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Permanent storage type memory
Assignee: RCA Corp
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Filing: 1962-07-30
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Granted: 1966-04-26
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Expires: 1982-07-30
Abstract
No abstract record available.
Inventors
- 👤 Morton H Lewin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:46
CPC Classifications
G; G11; G11C; G11C17/00; G11C17/06; G11C17/04; G11C17/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN A MEMORY, COLUMN AND ROW CONDUCTORS; MEMORY ELEMENTS COUPLING CERTAIN OF THE COLUMN CONDUCTORS TO CERTAIN OF THE ROW CONDUCTORS; A PLURALITY OF TWO-STATE DEVICES, NORMALLY IN A FIRST STATE, ONE COUPLED TO EACH ROW CONDUCTOR; MEANS FOR APPLYING SIGNALS TO AT LEAST ONE OF THE COLUMN CONDUCTORS IN A SENSE TO SWITCH THE TWO-STATE DEVICES CONNECTED TO THE ROW CONDUCTORS COUPLED TO THAT COLUMN CONDUCTOR TO THEIR SECOND STATE; MEANS FOR SUBSEQUENTLY APPLYING A SIGNAL DIRECTLY TO ALL OF THE TWO-STATE
Claim 2
Dependent Claim
83 words
IN A MEMORY, COLUMN AND ROW CONDUCTORS; MEMORY ELEMENTS COUPLING CERTAIN OF THE COLUMN CONDUCTORS TO CERTAIN OF THE ROW CONDUCTORS; A PLURALITY OF TWO-STATE DEVICES, NORMALLY IN A FIRST STATE, ONE COUPLED TO EACH ROW CONDUCTOR; MEANS FOR APPLYING SIGNALS TO AT LEAST ONE OF THE COLUMN CONDUCTORS IN A SENSE TO SWITCH THE TWO-STATE DEVICES CONNECTED TO THE ROW CONDUCTORS COUPLED TO THAT COLUMN CONDUCTOR TO THEIR SECOND STATE; MEANS FOR SUBSEQUENTLY APPLYING A SIGNAL DIRECTLY TO ALL OF THE TWO-STATE
References Cited (Backward Citations)
US3011165A
Cited
US3077591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |