Patent US2464541A successfully refreshed from Google Patents.
US2464541A
Expired / Lapsed
US
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Metal reinforcement and method of forming same
Assignee: Young Radiator Co
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Filing: 1945-04-23
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Granted: 1949-03-15
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Expires: 1965-04-23
Abstract
No abstract record available.
Inventors
- 👤 Fred M Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:53
CPC Classifications
B; B23; B23K; B23K1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US368611A
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US701777A
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US1591057A
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US1924121A
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US1894675A
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US1933915A
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US2129583A
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US2089125A
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US2083440A
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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) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |