US3136666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing secondary recrystallization grain of cube texture
Assignee: Yawata Iron and Steel Co Ltd
•
Filing: 1961-01-23
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Granted: 1964-06-09
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Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Taguchi Satoru
- 👤 Sakakura Akira
- 👤 Takechi Hiroshi
- 👤 Takashima Hironori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:29
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/12; C21D8/1244; C21D8/1272; C21D8/1216; C21D8/1233; C21D8/1266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
PROCESS FOR PRODUCING THIN GAUGE SHEETS OF DOUBLEORIENTED SILICON STEEL OF CRYSTTAL GRAIN ORIENTATION (100) (001), COMPRISING SUBJECTING AN INTERMEDIATE GAUGE SILICON STEEL SHEET CONSISTING OF CRYSTAL GRAINS OF PREDOMINANTLY (100)(001) ORIENTATION AT LEAST ONCE TO (1) COLD ROLLING IN A DIRECTION SUBSTANTIALLY COINCIDING WITH THE (001) DIRECTION WITH A REDUCTION RATE OF ABOUT 50 TO 84%, AND
Claim 2
Dependent Claim
58 words
PROCESS FOR PRODUCING THIN GAUGE SHEETS OF DOUBLEORIENTED SILICON STEEL OF CRYSTTAL GRAIN ORIENTATION (100) (001), COMPRISING SUBJECTING AN INTERMEDIATE GAUGE SILICON STEEL SHEET CONSISTING OF CRYSTAL GRAINS OF PREDOMINANTLY (100)(001) ORIENTATION AT LEAST ONCE TO (1) COLD ROLLING IN A DIRECTION SUBSTANTIALLY COINCIDING WITH THE (001) DIRECTION WITH A REDUCTION RATE OF ABOUT 50 TO 84%, AND
References Cited (Backward Citations)
US2812276A
Cited
US2940881A
Cited
US2940882A
Cited
FR1192271A
Cited
US2965526A
Cited
US3034935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |