Patent US3467168A successfully refreshed from Google Patents.
US3467168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous casting apparatus and method including mold lubrication,heat transfer,and vibration
Assignee: Oglebay Norton Co
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Filing: 1966-04-25
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Granted: 1969-09-16
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Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Walter M Charman Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:40
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/12; B22D11/126; B22D11/04; B22D11/045; B22D11/10; B22D11/11; B22D11/16; B22D11/163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2825947A
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US2882570A
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US3076241A
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GB890360A
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US3125440A
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US3338298A
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US3286309A
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US3237252A
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US3338295A
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US3302252A
Cited
US3281903A
Cited
US3349835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |