US3358485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and controlling gap between rolls
Assignee: United States Steel Corp
•
Filing: 1965-02-15
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Granted: 1967-12-19
•
Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 Caro Samuel A De
- 👤 Harold G Frostick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:34
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/14; B; B21; B21B; B21B37/00; B21B37/16; B21B37/58; B21B37/60; B21B38/00; B21B38/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A SYSTEM FOR MEASURING THE GAP BETWEEN THE WORK ROLLS OF A ROLLING MILL HAVING UPPER AND LOWER ROLL ASSEMBLIES COMPRISING MEANS FOR OBTAINING A SIGNAL PROPORTIONAL TO THE DISTANCE BETWEEN A POINT ON THE UPPER ROLL ASSEMBLY AND A POINT ON THE LOWER ROLL ASSEMBLY, MEANS FOR OBTAINING A SIGNAL PROPORTIONAL TO THE DISTANCE BETWEEN THE BOTTOM OF THE UPPER ROLL ASSEMBLY AND THE SAID POINT ON THE UPPER ROLL ASSEMBLY, MEANS FOR OBTAINING A SIGNAL PRO-
Claim 2
Independent Claim
78 words
A SYSTEM FOR MEASURING THE GAP BETWEEN THE WORK ROLLS OF A ROLLING MILL HAVING UPPER AND LOWER ROLL ASSEMBLIES COMPRISING MEANS FOR OBTAINING A SIGNAL PROPORTIONAL TO THE DISTANCE BETWEEN A POINT ON THE UPPER ROLL ASSEMBLY AND A POINT ON THE LOWER ROLL ASSEMBLY, MEANS FOR OBTAINING A SIGNAL PROPORTIONAL TO THE DISTANCE BETWEEN THE BOTTOM OF THE UPPER ROLL ASSEMBLY AND THE SAID POINT ON THE UPPER ROLL ASSEMBLY, MEANS FOR OBTAINING A SIGNAL PRO-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |