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Patent US2813194A successfully refreshed from Google Patents.
US2813194A
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Upsetting machine
Assignee: Westinghouse Electric Corp
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Filing: 1957-01-10
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Granted: 1957-11-12
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Expires: 1977-01-10
Abstract
No abstract record available.
Inventors
- 👤 Rubin B Stermon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:51
CPC Classifications
B; B21; B21J; B21J9/00; B21J9/02; B21J9/06; B21J9/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807531A
Cited
US1867936A
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US1963724A
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US1989796A
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US2569522A
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US2768282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |