US2871940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous control for strip mills and the like
Assignee: Republic Steel Corp
•
Filing: 1954-07-15
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Granted: 1959-02-03
•
Expires: 1974-07-15
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Meunier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:37
CPC Classifications
B; B23; B23D; B23D36/00; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/527; Y10T83/528; Y10T83/531; Y10T83/533; Y10T83/541; Y10T83/543; Y10T83/768; Y10T83/7755; Y10T83/7788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2047221A
Cited
US2049376A
Cited
US2229638A
Cited
US2306211A
Cited
US2363577A
Cited
US2587686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |