US3105961A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic storage core arrangements
Assignee: ASS ELECT IND WOOLWICH Ltd
•
Filing: 1959-03-04
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Granted: 1963-10-01
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Expires: 1979-03-04
Abstract
No abstract record available.
Inventors
- 👤 Warman Bloomfield James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:13
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/02; G11C11/06; G11C11/06007; G11C11/06078; G11C11/06014; G11C11/06021; G11C11/06028; G11C11/06035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A MAGNETIC STORAGE CORE ARRANGEMENT COMPRISING A PAIR OF MAGNETIC CORES, MEANS FOR APPLYING RESETTING PULSES TO EACH CORE, A TRANSFER COUPLING PATH BETWEEN THE CORES WHICH ON THE APPLICATION OF A RESETTING PULSE TO A SET CORE TRANSFERS THE SETTING TO THE OPPOSITE CORE, WHEREBY ON INITIALLY SETTING ONE OF THE CORES THE APPLICATION OF RESETTING PULSES TO EACH CORE ALTERNATELY CAUSES THE SETTING TO BE TRANSFERRED BACK AND FORTH BETWEEN THE CORES, A THIRD CORE COUPLED TO SAID COUPLING PATH, AND MEANS FOR APPLYING SAID RESETTING PULSES TO SAID THIRD CORE TO INDUCE PULSES IN THE COUPLING CIRCUIT WHEREBY TO BLOCK THE TRANSFER OF PULSES ALONG SAID COUPLING PATH BETWEEN THE STORAGE CORES IN EITHER DIRECTION BELOW A THRESHOLD VALUE REACHED WHEN A STORAGE CORE CHANGES ITS MAGNETIC STATE.
Claim 2
Dependent Claim
131 words
A MAGNETIC STORAGE CORE ARRANGEMENT COMPRISING A PAIR OF MAGNETIC CORES, MEANS FOR APPLYING RESETTING PULSES TO EACH CORE, A TRANSFER COUPLING PATH BETWEEN THE CORES WHICH ON THE APPLICATION OF A RESETTING PULSE TO A SET CORE TRANSFERS THE SETTING TO THE OPPOSITE CORE, WHEREBY ON INITIALLY SETTING ONE OF THE CORES THE APPLICATION OF RESETTING PULSES TO EACH CORE ALTERNATELY CAUSES THE SETTING TO BE TRANSFERRED BACK AND FORTH BETWEEN THE CORES, A THIRD CORE COUPLED TO SAID COUPLING PATH, AND MEANS FOR APPLYING SAID RESETTING PULSES TO SAID THIRD CORE TO INDUCE PULSES IN THE COUPLING CIRCUIT WHEREBY TO BLOCK THE TRANSFER OF PULSES ALONG SAID COUPLING PATH BETWEEN THE STORAGE CORES IN EITHER DIRECTION BELOW A THRESHOLD VALUE REACHED WHEN A STORAGE CORE CHANGES ITS MAGNETIC STATE.
References Cited (Backward Citations)
US2769925A
Cited
US2781503A
Cited
US2819395A
Cited
US2753545A
Cited
US2886801A
Cited
US2904779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |