Patent US3412784A successfully refreshed from Google Patents.
US3412784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
A mold for continuous casting of flat bars having an oval graphical insert surrounded by a cooled rectangular jacket
Assignee: Wieland Werke AG
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Filing: 1966-01-19
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Granted: 1968-11-26
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Expires: 1986-01-19
Abstract
No abstract record available.
Inventors
- 👤 Wieland Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:53
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/059; B22D11/041; B22D11/049
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA528939A
Cited
US2789328A
Cited
US3059295A
Cited
US3098269A
Cited
US3237252A
Cited
US3304585A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |