Patent US2464051A successfully refreshed from Google Patents.
US2464051A
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US
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Method of forming and ejecting die castings
Assignee: Individual
•
Filing: 1944-05-26
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Granted: 1949-03-08
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Expires: 1964-05-26
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:17
CPC Classifications
B; B29; B29D; B29D5/00; B29D5/10; B29C; B29C33/00; B29C33/20; B29C33/22; B29C33/44; B29L; B29L2005/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US488570A
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US548895A
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US1370192A
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US1609460A
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DE625209C
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US2218091A
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US2355846A
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US2263037A
Cited
US2322908A
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US2365764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |