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US2868059A
Expired / Lapsed
US
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Steel mill optical width gage
Assignee: General Electric Co
•
Filing: 1953-10-05
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Granted: 1959-01-13
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Expires: 1973-10-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry R Summerhayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:25
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2035907A
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US2237811A
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US2474906A
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US2653237A
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US2484299A
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US2674915A
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US2548590A
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US2609499A
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US2617932A
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US2659823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |