Patent US2922460A successfully refreshed from Google Patents.
US2922460A
Expired / Lapsed
US
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Process and apparatus for straightening and feeding wire
Assignee: Esco SA
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Filing: 1954-09-14
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Granted: 1960-01-26
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Expires: 1974-09-14
Abstract
No abstract record available.
Inventors
- 👤 Schwendenwein Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:33
CPC Classifications
B; B21; B21F; B21F1/00; B21F1/02; B21F1/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US457237A
Cited
US1459623A
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DE400473C
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US999052A
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US1664717A
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US1934466A
Cited
US2172134A
Cited
US2393702A
Cited
GB708036A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |