US2449746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wear plate for jaw crushers
Assignee: BUFFALO ANKERITE GOLD MINES LT
•
Filing: 1944-05-06
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Granted: 1948-09-21
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Expires: 1964-05-06
Abstract
No abstract record available.
Inventors
- 👤 Revere P Kinkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:28
CPC Classifications
B; B02; B02C; B02C1/00; B02C1/02; B02C1/10; Y; Y10; Y10S; Y10S100/00; Y10S100/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
SE62858C1
Cited
US838921A
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US892861A
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AT65468B
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US1176835A
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US1520202A
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DE535308C
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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) | 1951-09-21 | 1952-03-22 | 1952-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-21 | 1956-03-22 | 1956-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-21 | 1960-03-22 | 1960-09-21 | $7700.00 | Window Closed / Lapsed |