US2968622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic ceramic fibers and method of making same
Assignee: Owens Corning
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Filing: 1958-12-30
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Granted: 1961-01-17
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Harry B Whitehurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:45
CPC Classifications
C; C03; C03C; C03C13/00; C03C13/006; H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/0302; H01F1/0311; H01F1/0313; H01F1/0315; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10S264/58; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49075
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
A CONTINUOUS FLEXIBLE FIBER MADE OF FERROMAGNETIC CERAMIC MATERIAL.
Claim 2
Dependent Claim
9 words
A CONTINUOUS FLEXIBLE FIBER MADE OF FERROMAGNETIC CERAMIC MATERIAL.
Claim 3
Independent Claim
64 words
A METHOD FOR MAKING A THIN FLEXIBLE FIBER HAVING MAGNETIC PROPERTIES OF CRYSTALLIZABLE FIBER-FORMING MATERIAL IN WHICH THE MAGNETIC AMOUNTS ARE CAPABLE OF ALIGNMENT COMPRISING MECHANICALLY ATTENUATING FROM A MOLTEN STREAM A FIBER OF SUCH MAGNETICALLY ALIGNABLE MATERIAL, COOLING TEMPERATURE OF SUCH MATERIAL AND AGAIN COOLING SAID FIBER TO EFFECT A CRYSTALLIZATION THEREOF, AND ALIGNING THE MAGNETIC MOMENTS OF SAID MATERIAL AS CRYSTALLIZATION OCCURS.
Claim 4
Independent Claim
64 words
A METHOD FOR MAKING A THIN FLEXIBLE FIBER HAVING MAGNETIC PROPERTIES OF CRYSTALLIZABLE FIBER-FORMING MATERIAL IN WHICH THE MAGNETIC AMOUNTS ARE CAPABLE OF ALIGNMENT COMPRISING MECHANICALLY ATTENUATING FROM A MOLTEN STREAM A FIBER OF SUCH MAGNETICALLY ALIGNABLE MATERIAL, COOLING TEMPERATURE OF SUCH MATERIAL AND AGAIN COOLING SAID FIBER TO EFFECT A CRYSTALLIZATION THEREOF, AND ALIGNING THE MAGNETIC MOMENTS OF SAID MATERIAL AS CRYSTALLIZATION OCCURS.
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) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |