Patent US3148360A successfully refreshed from Google Patents.
US3148360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biaxial magnetic film data processing device
Assignee: Laboratory For Electronics Inc
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Filing: 1962-02-12
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Granted: 1964-09-08
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Murray E Hale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:28
CPC Classifications
G; G11; G11C; G11C8/00; G11C8/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
DATA PROCESSING APPARATUS COMPRISING: (A) A MAGNETIC SCANNING MEDIUM HAVING ANGULARLY DISPOSED FIRST AND SECOND EASY DIRECTIONS OF MAGNETIZATION, (B) A MAGNETIC STORAGE MEDIUM IN CLOSE PROXIMITY TO SAID MAGNETIC SCANNING MEDIUM, SAID MAGNETIC STORAGE MEDIUM HAVING AN EASY DIRECTION OF MAGNETIZATION SUBSTANTIALLY PARALLEL TO SAID FIRST EASY DIRECTION OF MAGNETIZATION OF SAID MAGNETIC SCANNING MEDIUM, (C) ORIENTING MEANS FOR ALIGNING THE MAGNETIZATION VECTORS OF SAID MAGNETIC SCANNING MEDIUM AND SAID MAGNETIC STORAGE MEDIUM ALONG SAID FIRST EASY DIRECTION OF MAGNETIZATION AND FOR CREATING A SEQUENCE OF ANGULARLY ORIENTED MAGNETIC DOMAINS IN SAID MAGNETIC SCANNING MEDIUM, SAID DOMAINS BEING MAGNETICALLY ORIENTED ALTERNATELY ALONG SAID FIRST AND SECOND EASY DIRECTIONS OF MAGNETIZATION, (D) DRIVING MEANS FOR ESTABLISHING AND PROPAGATING AN INTERDOMAIN WALL IN SAID MAGNETIC SCANNING MEDIUM, SAID INTERDOMAIN WALL CONSISTING OF A SERIES OF SEGMENTS ALTERNATELY PARALLEL TO AND ANGULARLY DISPOSED WITH THE MAGNETIZATION VECTORS OF SAID MAGNETIC DOMAINS, AND
Claim 2
Dependent Claim
150 words
DATA PROCESSING APPARATUS COMPRISING: (A) A MAGNETIC SCANNING MEDIUM HAVING ANGULARLY DISPOSED FIRST AND SECOND EASY DIRECTIONS OF MAGNETIZATION, (B) A MAGNETIC STORAGE MEDIUM IN CLOSE PROXIMITY TO SAID MAGNETIC SCANNING MEDIUM, SAID MAGNETIC STORAGE MEDIUM HAVING AN EASY DIRECTION OF MAGNETIZATION SUBSTANTIALLY PARALLEL TO SAID FIRST EASY DIRECTION OF MAGNETIZATION OF SAID MAGNETIC SCANNING MEDIUM, (C) ORIENTING MEANS FOR ALIGNING THE MAGNETIZATION VECTORS OF SAID MAGNETIC SCANNING MEDIUM AND SAID MAGNETIC STORAGE MEDIUM ALONG SAID FIRST EASY DIRECTION OF MAGNETIZATION AND FOR CREATING A SEQUENCE OF ANGULARLY ORIENTED MAGNETIC DOMAINS IN SAID MAGNETIC SCANNING MEDIUM, SAID DOMAINS BEING MAGNETICALLY ORIENTED ALTERNATELY ALONG SAID FIRST AND SECOND EASY DIRECTIONS OF MAGNETIZATION, (D) DRIVING MEANS FOR ESTABLISHING AND PROPAGATING AN INTERDOMAIN WALL IN SAID MAGNETIC SCANNING MEDIUM, SAID INTERDOMAIN WALL CONSISTING OF A SERIES OF SEGMENTS ALTERNATELY PARALLEL TO AND ANGULARLY DISPOSED WITH THE MAGNETIZATION VECTORS OF SAID MAGNETIC DOMAINS, AND
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |