Patent US2571632A successfully refreshed from Google Patents.
US2571632A
Expired / Lapsed
US
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Machine for continuous polishing of wire or rods
Assignee: Individual
•
Filing: 1946-04-02
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Granted: 1951-10-16
•
Expires: 1966-04-02
Abstract
No abstract record available.
Inventors
- 👤 Vinell Per Gunnar
- 👤 Jernberg Bengt Holger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:45
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B24B5/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US204393A
Cited
US570867A
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US1606000A
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US753911A
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US1169231A
Cited
US1217339A
Cited
US1661505A
Cited
US2122978A
Cited
US2357109A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-15 | 1955-04-16 | 1955-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-15 | 1959-04-16 | 1959-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-15 | 1963-04-16 | 1963-10-16 | $7700.00 | Window Closed / Lapsed |