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Patent US2447355A successfully refreshed from Google Patents.
US2447355A
Expired / Lapsed
US
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Die-casting machine
Assignee: Individual
•
Filing: 1945-01-26
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Granted: 1948-08-17
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Expires: 1965-01-26
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:11
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/27; B29C45/2701; B29C45/14; B29C45/14549; B29C45/14565; B29C45/14573; Y; Y10; Y10S; Y10S425/00; Y10S425/034; Y10S425/814
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US885459A
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US1526025A
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US1866347A
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US1990798A
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US2407692A
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US2346868A
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US2258881A
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US2336887A
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US2333454A
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US2374593A
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US2366121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-17 | 1952-02-16 | 1952-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-17 | 1956-02-16 | 1956-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-17 | 1960-02-16 | 1960-08-17 | $7700.00 | Window Closed / Lapsed |