Patent US3124491A successfully refreshed from Google Patents.
US3124491A
Expired / Lapsed
US
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Heavy gauge double oriented magnetic sheet material
Assignee: —
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Filing: —
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Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:24
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/12; C22; C22C; C22C38/00; C22C38/12; C21D8/1216; C21D8/1233
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A DOUBLE ORIENTED MAGNETIC SHEET COMPRISING A MOLYBDENUM-IRON ALLOY CONTAINING FROM 3% TO 5% MOLYBDENUM AND THE REMAINDER IRON EXCEPT FOR INCIDENTAL IMPURITIES, THE SHEET HAVING A THICKNESS OF UP TO 8 MILS TO 25 MILS, THE SHEET COMPRISING AT LEAST 90% BY VOLUME OF SECONDARY RECRYSTALLIZED GRAINS HAVING AN ORIENTATION SUCH THAT A (100) PLANE IS WITHIN 10* OF THE PLANE OF THE SHEET AND AT LEAST 85% OF THESE PLANES HAVING A (001) DIRECTION WITHIN 10* OF THE DIRECTION OF ROLLING.
Claim 2
Dependent Claim
83 words
A DOUBLE ORIENTED MAGNETIC SHEET COMPRISING A MOLYBDENUM-IRON ALLOY CONTAINING FROM 3% TO 5% MOLYBDENUM AND THE REMAINDER IRON EXCEPT FOR INCIDENTAL IMPURITIES, THE SHEET HAVING A THICKNESS OF UP TO 8 MILS TO 25 MILS, THE SHEET COMPRISING AT LEAST 90% BY VOLUME OF SECONDARY RECRYSTALLIZED GRAINS HAVING AN ORIENTATION SUCH THAT A (100) PLANE IS WITHIN 10* OF THE PLANE OF THE SHEET AND AT LEAST 85% OF THESE PLANES HAVING A (001) DIRECTION WITHIN 10* OF THE DIRECTION OF ROLLING.
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |