Patent US2476505A successfully refreshed from Google Patents.
US2476505A
Expired / Lapsed
US
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Lining for ball mills
Assignee: Wilkinson Rubber Linatex Ltd
•
Filing: 1945-10-01
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Granted: 1949-07-19
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Expires: 1965-10-01
Abstract
No abstract record available.
Inventors
- 👤 Mcintyre Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:38
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/18; B02C17/22; B02C17/225; Y; Y10; Y10S; Y10S248/00; Y10S248/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US712531A
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US937826A
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US1120108A
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US1553328A
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US1601956A
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US1607828A
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US1921672A
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US2058257A
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US2357246A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |