Patent US2748933A successfully refreshed from Google Patents.
US2748933A
Expired / Lapsed
US
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Automatic extrusion presses
Assignee: Individual
•
Filing: 1955-01-27
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Granted: 1956-06-05
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Expires: 1975-01-27
Abstract
No abstract record available.
Inventors
- 👤 Alexander T Deutsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:59
CPC Classifications
B; B21; B21C; B21C23/00; B21C23/22; B21C23/24; B21C23/26; B21C23/30; B30; B30B; B30B11/00; B30B11/22; B30B11/26; Y; Y10; Y10S; Y10S100/00; Y10S100/903; Y10S100/906
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) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |