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Patent US2212457A successfully refreshed from Google Patents.
US2212457A
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Slitting machine
Assignee: Moore and White Co
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Filing: 1939-11-18
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Granted: 1940-08-20
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Expires: 1959-11-18
Abstract
No abstract record available.
Inventors
- 👤 Frank F Schrier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:15
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/02; B26D5/04; B26D7/00; B26D7/26; B26D7/2628; B26D7/2635; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7751; Y10T83/7809; Y10T83/783; Y10T83/7834; Y10T83/7838
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-08-20 | 1944-02-19 | 1944-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-20 | 1948-02-19 | 1948-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-20 | 1952-02-19 | 1952-08-20 | $7700.00 | Window Closed / Lapsed |