Patent US2958248A successfully refreshed from Google Patents.
US2958248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitter-trimmer for sheet material including pivoted feed table means
Assignee: National Can Corp
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Filing: 1957-04-01
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Granted: 1960-11-01
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Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 Roland E Renard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:00
CPC Classifications
B; B23; B23D; B23D31/00; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2192; Y10T83/22; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6584; Y10T83/6592; Y10T83/6598; Y10T83/6603; Y10T83/869; Y10T83/8748; Y10T83/8749
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE314465C
Cited
US546623A
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US1160833A
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US1670051A
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US1986769A
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US2029915A
Cited
US1996913A
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US2355079A
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US2665756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |