Patent US865334A successfully refreshed from Google Patents.
US865334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for concentrating ores.
Assignee: ORE CONCENTRATION Co (1905) Ltd
•
Filing: 1903-12-11
•
Granted: 1907-09-03
•
Expires: 1923-12-11
Abstract
No abstract record available.
Inventors
- 👤 Alexander Stanley Elmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:20
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/14; B03D1/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1910-09-02 | 1911-03-04 | 1911-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-09-02 | 1915-03-04 | 1915-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-09-02 | 1919-03-04 | 1919-09-03 | $7700.00 | Window Closed / Lapsed |