US3450188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous casting method and arrangement
Assignee: Individual
•
Filing: 1966-08-23
•
Granted: 1969-06-17
•
Expires: 1986-08-23
Abstract
No abstract record available.
Inventors
- 👤 Enn Vallak
- 👤 Sven Gustaf Harald Eketorp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:24
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US494659A
Cited
US1748851A
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US1789883A
Cited
US2672665A
Cited
US3300824A
Cited
US3352350A
Cited
US3344839A
Cited
US3281903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |