US2763904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic casting machine
Assignee: Individual
•
Filing: 1952-10-29
•
Granted: 1956-09-25
•
Expires: 1972-10-29
Abstract
No abstract record available.
Inventors
- 👤 Sukava Armas John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:02
CPC Classifications
B; B22; B22D; B22D5/00; B22D5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1183105A
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US1561780A
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US1515488A
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US1534710A
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US1582252A
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US2135245A
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US2195071A
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US2363759A
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US2401491A
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US2509079A
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US2519739A
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US2535335A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |