US3077582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core logical device
Assignee: International Business Machines Corp
•
Filing: 1956-08-22
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Granted: 1963-02-12
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Expires: 1976-08-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin W Bauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:19
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/80; H03K17/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A MAGNETIC CORE LOGICAL DEVICE COMPRISING A MAGNETIC CIRCUIT CAPABLE OF ASSUMING STABLE REMANENCE CONDITIONS AND HAVING INPUT AND OUTPUT PORTIONS WITH AT LEAST THE INPUT PORTION THEREOF DIVIDED INTO AUXILIARY LEGS, A PAIR OF INPUT WINDING MEANS COUPLED WITH ONLY ONE OF SAID AUXILIARY LEGS, RESET WINDING MEANS INDUCTIVELY COUPLED WITH SAID MAGNETIC CIRCUIT AND ADAPTED WHEN ENERGIZED TO ESTABLISH A REMANENCE FLUX THROUGHOUT SAID MAGNETIC CIRCUIT IN ONE DIRECTIONAL SENSE, OUTPUT WINDING MEANS COUPLED WITH AT LEAST A PART OF THE OUTPUT PORTION OF SAID MAGNETIC CIRCUIT, AND MEANS FOR ENERGIZING SAID RESET WINDING SUBSEQUENT TO AN INTERVAL DURING WHICH INPUT SIGNALS MAY BE APPLIED TO SAID DEVICE.
Claim 2
Dependent Claim
110 words
A MAGNETIC CORE LOGICAL DEVICE COMPRISING A MAGNETIC CIRCUIT CAPABLE OF ASSUMING STABLE REMANENCE CONDITIONS AND HAVING INPUT AND OUTPUT PORTIONS WITH AT LEAST THE INPUT PORTION THEREOF DIVIDED INTO AUXILIARY LEGS, A PAIR OF INPUT WINDING MEANS COUPLED WITH ONLY ONE OF SAID AUXILIARY LEGS, RESET WINDING MEANS INDUCTIVELY COUPLED WITH SAID MAGNETIC CIRCUIT AND ADAPTED WHEN ENERGIZED TO ESTABLISH A REMANENCE FLUX THROUGHOUT SAID MAGNETIC CIRCUIT IN ONE DIRECTIONAL SENSE, OUTPUT WINDING MEANS COUPLED WITH AT LEAST A PART OF THE OUTPUT PORTION OF SAID MAGNETIC CIRCUIT, AND MEANS FOR ENERGIZING SAID RESET WINDING SUBSEQUENT TO AN INTERVAL DURING WHICH INPUT SIGNALS MAY BE APPLIED TO SAID DEVICE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |