Patent US2883049A successfully refreshed from Google Patents.
US2883049A
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US
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Combined die pusher and quenching device for extrusion press
Assignee: Schloemann AG
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Filing: 1955-04-11
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Granted: 1959-04-21
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Expires: 1975-04-11
Abstract
No abstract record available.
Inventors
- 👤 Arenz Matthias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:43
CPC Classifications
B; B21; B21C; B21C29/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US408377A
Cited
US1741815A
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US1983761A
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US2002690A
Cited
US2385574A
Cited
GB657959A
Cited
GB934404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |