US2863187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die casting machine
Assignee: DUSEN ENGINEERING Co VAN
•
Filing: 1956-05-31
•
Granted: 1958-12-09
•
Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Charles A Van Dusen
- 👤 Jacquet Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:20
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA475874A
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US1153220A
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DE422633C
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US1765653A
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GB462518A
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DE767076C
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DE764370C
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US2220776A
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US2356338A
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US2433132A
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US2649621A
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US2625719A
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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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |