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US2853905A
Expired / Lapsed
US
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Rolling mill pressure block support
Assignee: United Engineering and Foundry Co
•
Filing: 1955-03-28
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Granted: 1958-09-30
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Expires: 1975-03-28
Abstract
No abstract record available.
Inventors
- 👤 Raymond M Reisacher
- 👤 William G Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:35
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/16; B21B31/20; B21B31/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US591713A
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US873439A
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US1004500A
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US1630456A
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US1957719A
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US2229800A
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US2260762A
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US2365831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |