US3193362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic materials
Assignee: Unisys Corp
•
Filing: 1961-11-22
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Granted: 1965-07-06
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Expires: 1981-11-22
Abstract
No abstract record available.
Inventors
- 👤 Wilbur G Hespenheide
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:40
CPC Classifications
H; H01; H01F; H01F10/00; H01F10/08; H01F10/10; H01F10/12; H01F10/14; C; C25; C25D; C25D3/00; C25D3/02; C25D3/56; C25D3/562; Y; Y10; Y10S; Y10S205/00; Y10S205/922; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/928; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12465; Y10T428/12472
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A MAGNETIC CIRCUIT DEVICE COMPRISING A MAGNETIC MATERIAL DEPOSITED ON A COLD-STRETCHED, NONMAGNETIC, ELECTRICAL CONDUCTOR, SAID MAGNETIC MATERIAL POSSESSING A MAGNETIC HYSTERESIS LOOP EXHIBITING A COERCIVE FORCE REQUIREMENT OF LESS THAN THREE OESTEDS, SAID MAGNETIC MATERIAL SO DEPOSITED HAVING A METALLOGRAPHIC STRUCTURE IN WHICH THE FIBER AXES OF SAID MAGNETIC MATERIAL ARE NORMAL TO THE SURFACE OF SAID ELECTRICAL CONDUCTOR.
Claim 2
Dependent Claim
60 words
A MAGNETIC CIRCUIT DEVICE COMPRISING A MAGNETIC MATERIAL DEPOSITED ON A COLD-STRETCHED, NONMAGNETIC, ELECTRICAL CONDUCTOR, SAID MAGNETIC MATERIAL POSSESSING A MAGNETIC HYSTERESIS LOOP EXHIBITING A COERCIVE FORCE REQUIREMENT OF LESS THAN THREE OESTEDS, SAID MAGNETIC MATERIAL SO DEPOSITED HAVING A METALLOGRAPHIC STRUCTURE IN WHICH THE FIBER AXES OF SAID MAGNETIC MATERIAL ARE NORMAL TO THE SURFACE OF SAID ELECTRICAL CONDUCTOR.
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |