US2792602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the supply of molten metal to a casting mold
Assignee: Continuous Metalcast Co Inc
•
Filing: 1954-04-26
•
Granted: 1957-05-21
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Expires: 1974-04-26
Abstract
No abstract record available.
Inventors
- 👤 Rossi Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:34
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/16; B22D11/18; B22D11/181; B22D11/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2659121A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |