Patent EP0399288A2 successfully refreshed from Google Patents.
Patent US1083979A successfully refreshed from Google Patents.
US1083979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for separating ores or the like.
Assignee: Individual
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Filing: 1912-06-14
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Granted: 1914-01-13
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Expires: 1932-06-14
Abstract
No abstract record available.
Inventors
- 👤 Oscar Alfred Zander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:24
CPC Classifications
B; B03; B03C; B03C1/00; B03C1/02; B03C1/23; B03C1/24; B03C1/253
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1917-01-12 | 1917-07-14 | 1918-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-01-12 | 1921-07-14 | 1922-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-01-12 | 1925-07-14 | 1926-01-13 | $7700.00 | Window Closed / Lapsed |