Patent US2565330A successfully refreshed from Google Patents.
US2565330A
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US
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Power chuck
Assignee: Gisholt Machine Co
•
Filing: 1946-12-19
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Granted: 1951-08-21
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Expires: 1966-12-19
Abstract
No abstract record available.
Inventors
- 👤 Sundt Vigo Von Krogh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:04
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/20; B23B31/201; B23B31/204; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T279/1249; Y10T279/1258; Y10T279/17; Y10T279/17411; Y10T279/17529
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US487245A
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US594077A
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US685063A
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US952149A
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US1818305A
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US1864786A
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US2159162A
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US2360908A
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US2410807A
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US2454098A
Cited
US2466651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |