Patent US2732066A successfully refreshed from Google Patents.
US2732066A
Expired / Lapsed
US
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Mandrel cooling for extrusion presses
Assignee: —
•
Filing: —
•
Granted: 1956-01-24
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Expires: 1973-01-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:28
CPC Classifications
B; B21; B21C; B21C29/00; B21C29/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE301381C
Cited
US2276234A
Cited
US1989948A
Cited
DE629311C
Cited
US2139551A
Cited
US2231761A
Cited
US2337804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-23 | 1959-07-25 | 1960-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-23 | 1963-07-25 | 1964-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-23 | 1967-07-25 | 1968-01-24 | $7700.00 | Window Closed / Lapsed |