US3411564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous casting of steel
Assignee: Dresser Industries Inc
•
Filing: 1967-05-17
•
Granted: 1968-11-19
•
Expires: 1987-05-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Eldon D Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:53
CPC Classifications
C; C10; C10M; C10M7/00; B; B22; B22D; B22D11/00; B22D11/07; C10M2201/00; C10M2201/06; C10M2201/062; C10M2201/10; C10M2201/105; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2040/00; C10N2040/20; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA700512A
Cited
US2419252A
Cited
US2466642A
Cited
US2609342A
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US2926138A
Cited
US3103491A
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 |