Patent US3328778A successfully refreshed from Google Patents.
US3328778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analog storage device
Assignee: SRI International Inc
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Filing: 1962-12-31
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Granted: 1967-06-27
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Charles A Rosen
- 👤 George E Forsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:27
CPC Classifications
G; G11; G11C; G11C8/00; G11C8/005; G11C11/00; G11C11/02; G11C11/06; G11C11/06007; G11C11/06014; G11C11/0605; G11C11/56; G11C11/5607; G11C27/00; G11C27/02; G11C27/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A MAGNETIC STORAGE SYSTEM COMPRISING A MAGNETIC CORE MADE OF A MAGNETIC MAGNETOSTRICTIVE MATERIAL, MEANS FOR ALTERING THE AMOUNT OF MAGNETIC FLUX IN SAID MAGNETIC CORE INCLUDING A SECOND MAGNETIC CORE, A TRANSFER WINDING INDUCTIVELY COUPLING SAID SECOND MAGNETIC CORE TO SAID MAGNETIC CORE, AND MEANS FOR APPLYING MAGNETOMOTIVE FORCES TO SAID SECOND MAGNETIC CORE FOR DRIVING IF FROM ONE TO THE OTHER STATE OF MAGNETIC REMANENCE AT A FIRST RATE TO EFFECTUATE AN ALTERATION OF THE MAGNETIC FLUX IN SAID MAGNETIC CORE AND AT A SECOND RATE TO NOT EFFECT THE FLUX IN SAID MAGNETIC CORE, SAID FIRST RATE BEING RELATIVELY RAPID WHEN COMPARED TO SAID SECOND RATE, AN OUTPUT WINDING
Claim 2
Dependent Claim
112 words
A MAGNETIC STORAGE SYSTEM COMPRISING A MAGNETIC CORE MADE OF A MAGNETIC MAGNETOSTRICTIVE MATERIAL, MEANS FOR ALTERING THE AMOUNT OF MAGNETIC FLUX IN SAID MAGNETIC CORE INCLUDING A SECOND MAGNETIC CORE, A TRANSFER WINDING INDUCTIVELY COUPLING SAID SECOND MAGNETIC CORE TO SAID MAGNETIC CORE, AND MEANS FOR APPLYING MAGNETOMOTIVE FORCES TO SAID SECOND MAGNETIC CORE FOR DRIVING IF FROM ONE TO THE OTHER STATE OF MAGNETIC REMANENCE AT A FIRST RATE TO EFFECTUATE AN ALTERATION OF THE MAGNETIC FLUX IN SAID MAGNETIC CORE AND AT A SECOND RATE TO NOT EFFECT THE FLUX IN SAID MAGNETIC CORE, SAID FIRST RATE BEING RELATIVELY RAPID WHEN COMPARED TO SAID SECOND RATE, AN OUTPUT WINDING
References Cited (Backward Citations)
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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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |