Patent DE726036C successfully refreshed from Google Patents.
US2484971A
Expired / Lapsed
US
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Gyratory crusher with lubricated dust seal
Assignee: Individual
•
Filing: 1946-06-10
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Granted: 1949-10-18
•
Expires: 1966-06-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Samuel W Traylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:49
CPC Classifications
B; B02; B02C; B02C2/00; B02C2/02; B02C2/04; B02C2/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1911736A
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US970231A
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GB203177A
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US1576376A
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US1770609A
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US1846598A
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US2022135A
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US2023338A
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US2134885A
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US2260612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |