US708116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iron blast-furnace.
Assignee: HYDRO-CARBON SMELTING Co
•
Filing: 1901-07-18
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Granted: 1902-09-02
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Expires: 1921-07-18
Abstract
No abstract record available.
Inventors
- 👤 Martin Prior Boss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:02
CPC Classifications
F; F27; F27B; F27B13/00; F27B13/02
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) | 1905-09-01 | 1906-03-03 | 1906-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-09-01 | 1910-03-03 | 1910-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-09-01 | 1914-03-03 | 1914-09-02 | $7700.00 | Window Closed / Lapsed |