Patent US3464482A successfully refreshed from Google Patents.
US3464482A
Expired / Lapsed
US
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Continuous casting
Assignee: United Engineering and Foundry Co
•
Filing: 1966-07-22
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Granted: 1969-09-02
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Expires: 1986-07-22
Abstract
No abstract record available.
Inventors
- 👤 Joseph Irwin Greenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:59
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/08; B22D11/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB728412A
Cited
GB971268A
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US3157920A
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US3239894A
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US3305899A
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US3324934A
Cited
US3351124A
Cited
US3338297A
Cited
US3344844A
Cited
US3370641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |