Patent US3413047A successfully refreshed from Google Patents.
US3413047A
Expired / Lapsed
US
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Bearing device for a vertical shaft of a crushing cone of a gyratory crusher
Assignee: Individual
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Filing: 1965-11-18
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Granted: 1968-11-26
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Expires: 1985-11-18
Abstract
No abstract record available.
Inventors
- 👤 Levishko Anatoly Alexandrovich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:39
CPC Classifications
B; B02; B02C; B02C2/00; B02C2/02; B02C2/04; B02C2/06; F; F16; F16C; F16C19/00; F16C19/02; F16C19/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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 |