US2907454A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot extrusion die
Assignee: COMPTOIR IND ETIRAGE
•
Filing: 1955-09-26
•
Granted: 1959-10-06
•
Expires: 1975-09-26
Abstract
No abstract record available.
Inventors
- 👤 Sejournet Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:05
CPC Classifications
B; B21; B21C; B21C23/00; B21C23/32; B21C25/00; B21C25/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US401208A
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US413460A
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CH66546A
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US2538918A
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US2539716A
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US2664996A
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DE906925C
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US2778493A
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US2731145A
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US2846056A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |