US2875483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for solidifying steel ingots
Assignee: —
•
Filing: —
•
Granted: 1959-03-03
•
Expires: 1976-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:20
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/14; B22D27/00; B22D27/02; B22D27/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1859680A
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GB332654A
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US1844701A
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US1850477A
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US2088123A
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US2186718A
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US2586027A
Cited
US2525407A
Cited
US2635125A
Cited
US2713183A
Cited
US2679080A
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US2782473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |