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Patent US3411332A successfully refreshed from Google Patents.
US3411332A
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Temperature control apparatus and method for operating a reduction rolling mill
Assignee: Westinghouse Electric Corp
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Filing: 1966-11-10
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Granted: 1968-11-19
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Expires: 1986-11-10
Abstract
No abstract record available.
Inventors
- 👤 John W Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:48
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/74; B21B1/00; B21B1/22; B21B1/24; B21B1/26; B21B45/00; B21B45/004; B21B45/02; B21B45/0203; B21B45/0209; B21B45/0215; B21B45/0218
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2139483A
Cited
US3044330A
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US3109330A
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DE1209983B
Cited
US3267709A
Cited
US3252693A
Cited
US3358743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |