US865609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of smelting refractory ores and producing low-carbon ferro alloys.
Assignee: Individual
•
Filing: 1905-11-14
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Granted: 1907-09-10
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Expires: 1925-11-14
Abstract
No abstract record available.
Inventors
- 👤 Edgar F Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:05
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; C; C09; C09K; C09K11/00; C09K11/02; C09K11/025; C21; C21C; C21C7/00
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) | 1910-09-09 | 1911-03-11 | 1911-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-09-09 | 1915-03-11 | 1915-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-09-09 | 1919-03-11 | 1919-09-10 | $7700.00 | Window Closed / Lapsed |