US2312550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for slitting rolls
Assignee: Beloit Iron Works Inc
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Filing: 1941-11-14
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Granted: 1943-03-02
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Expires: 1961-11-14
Abstract
No abstract record available.
Inventors
- 👤 Hornbostel Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:51
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/24; B26D1/245; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16016; Y10T83/00; Y10T83/768; Y10T83/7793; Y10T83/7797; Y10T83/7801
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) | 1946-03-01 | 1946-08-31 | 1947-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-03-01 | 1950-08-31 | 1951-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-03-01 | 1954-08-31 | 1955-03-02 | $7700.00 | Window Closed / Lapsed |