Patent US2497044A successfully refreshed from Google Patents.
US2497044A
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US
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Hydraulic press
Assignee: American Steel Foundries
•
Filing: 1943-09-13
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Granted: 1950-02-07
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Expires: 1963-09-13
Abstract
No abstract record available.
Inventors
- 👤 Relza J Hess
- 👤 Frank G Cizek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:25
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/02; B30B11/04; Y; Y10; Y10S; Y10S425/00; Y10S425/128
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1327710A
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US1700363A
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US1822939A
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US1896564A
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US1976740A
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US1976833A
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US2118098A
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US2279540A
Cited
US2239882A
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US2328071A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |