Patent US2295039A successfully refreshed from Google Patents.
US2295039A
Expired / Lapsed
US
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Method of reducing ores
Assignee: AMERICAN ORE REDUCTION Corp
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Filing: 1939-12-26
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Granted: 1942-09-08
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Expires: 1959-12-26
Abstract
No abstract record available.
Inventors
- 👤 Hodson Frank
- 👤 Wang Chung Yu
- 👤 Hodson Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:05
CPC Classifications
C; C22; C22B; C22B5/00; C22B5/02; C22B5/16
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) | 1945-09-07 | 1946-03-09 | 1946-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-07 | 1950-03-09 | 1950-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-07 | 1954-03-09 | 1954-09-08 | $7700.00 | Window Closed / Lapsed |