US3197746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory core assembly
Assignee: Automatic Electric Laboratories Inc
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Filing: 1960-08-24
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Granted: 1965-07-27
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Expires: 1980-08-24
Abstract
No abstract record available.
Inventors
- 👤 Rudolph O Stoehr
- 👤 John W Liston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:15
CPC Classifications
G; G11; G11C; G11C5/00; G11C5/02; G11C5/04; G11C5/05; G11C11/00; G11C11/02; G11C11/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T29/49117; Y10T29/49204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN ARRANGEMENT FOR A MAGNETIC MEMORY DEVICE HAVING A PLURALITY OF MAGNETIC RING CORES; INSULATING CARDS HAVING SUBSTANTIALLY UNIFORMLY FLAT TOP AND BOTTOM SURFACES AND POSITIONED IN PLANES PARALLEL AND ADJACENT TO EACH OTHER, SAID CORES BEING DISPOSED PERPENDICULARLY TO THE PLANES OF SAID CARDS AND AT LEAST ONE OF SAID CARDS HAVING PORTIONS EXTENDING IN THE CORRESPONDING PLANES THROUGH SAID CORES TO SUPPORT THE CORES; AND PRINTED CONDUCTOR SEGMENTS DISPOSED ON SAID IN-SULATING CARDS, INCLUDING SAID PORTIONS THEREOF, SUCH THAT CONDUCTOR SEGMENTS ON ONE OF SAID INSULATING CARDS CONTACT CONDUCTOR SEGMENTS ON A ADJACENT SHEET TO FORM CONTINUOUS ELECTRICAL PATHS THROUGH AND BETWEEN SAID CORES.
Claim 2
Dependent Claim
106 words
AN ARRANGEMENT FOR A MAGNETIC MEMORY DEVICE HAVING A PLURALITY OF MAGNETIC RING CORES; INSULATING CARDS HAVING SUBSTANTIALLY UNIFORMLY FLAT TOP AND BOTTOM SURFACES AND POSITIONED IN PLANES PARALLEL AND ADJACENT TO EACH OTHER, SAID CORES BEING DISPOSED PERPENDICULARLY TO THE PLANES OF SAID CARDS AND AT LEAST ONE OF SAID CARDS HAVING PORTIONS EXTENDING IN THE CORRESPONDING PLANES THROUGH SAID CORES TO SUPPORT THE CORES; AND PRINTED CONDUCTOR SEGMENTS DISPOSED ON SAID IN-SULATING CARDS, INCLUDING SAID PORTIONS THEREOF, SUCH THAT CONDUCTOR SEGMENTS ON ONE OF SAID INSULATING CARDS CONTACT CONDUCTOR SEGMENTS ON A ADJACENT SHEET TO FORM CONTINUOUS ELECTRICAL PATHS THROUGH AND BETWEEN SAID CORES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |