US2948030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the continuous casting of molten metal
Assignee: Beazer East Inc
•
Filing: 1957-03-13
•
Granted: 1960-08-09
•
Expires: 1977-03-13
Abstract
No abstract record available.
Inventors
- 👤 Easton Rufus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:19
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/14; B22D11/147; B22D11/16; B22D11/18; B22D11/181
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1336767A
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US891444A
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US1074250A
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US2129050A
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US2246907A
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US2586713A
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US2772455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |