US2528260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrusion press
Assignee: American Steel Foundries
•
Filing: 1947-07-05
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Granted: 1950-10-31
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Expires: 1967-07-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Cademartori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:11
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/22; B30B11/224; B21; B21C; B21C23/00; B21C23/001; B21C23/01; B29; B29C; B29C48/00; B29C48/03; B29C48/25; B29C48/36; B29C48/475; Y; Y10; Y10S; Y10S264/00; Y10S264/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |