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US2706524A
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Slitting mill with adjustable arbors
Assignee: Randall Co
•
Filing: 1951-04-06
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Granted: 1955-04-19
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Expires: 1971-04-06
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:49
CPC Classifications
B; B23; B23D; B23D35/00; B23D35/005; B23D35/007; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7747; Y10T83/7809; Y10T83/783; Y10T83/7843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US671915A
Cited
US1281461A
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US1458428A
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US1938365A
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US1997068A
Cited
CH191215A
Cited
US2210018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |