US3523714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing arrangement for tiltable crucibles or converters
Assignee: Voestalpine AG
•
Filing: 1966-11-16
•
Granted: 1970-08-11
•
Expires: 1986-11-16
Abstract
No abstract record available.
Inventors
- 👤 Othmar Puhringer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:37
CPC Classifications
F; F16; F16C; F16C23/00; F16C23/06; F16C23/08; C; C21; C21C; C21C5/00; C21C5/28; C21C5/42; C21C5/46; C21C5/4633; C21C5/464; F16C35/00; F16C35/04; F16C35/042; F16C35/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2423973A
Cited
US2556317A
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US2719763A
Cited
US2976090A
Cited
US3197005A
Cited
US3291541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |