US2650495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for measuring and indicating the tension in strip passing between the stands of a rolling mill
Assignee: Sir James Farmer Norton and Co Ltd
•
Filing: 1949-02-28
•
Granted: 1953-09-01
•
Expires: 1969-02-28
Abstract
No abstract record available.
Inventors
- 👤 Norton William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:21
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; G01L5/08; B; B21; B21B; B21B37/00; B21B37/48; B21B38/00; B21B38/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1109885A
Cited
US2440718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |