US3518862A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Installation for exchanging the rollers of a rolling mill
Assignee: Sollac SA
•
Filing: 1967-12-07
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Granted: 1970-07-07
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Expires: 1987-12-07
Abstract
No abstract record available.
Inventors
- 👤 Georges P Dehaine
- 👤 Jacques M Lebas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:05
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/08; B21B31/10; B21B31/103; B21B2203/00; B21B2203/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |