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US888787A
Expired / Lapsed
US
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Method of stoking furnaces.
Assignee: INTERNATIONAL STOKER Co
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Filing: 1906-07-21
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Granted: 1908-05-26
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Expires: 1926-07-21
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:12
CPC Classifications
F; F23; F23K; F23K3/00
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) | 1911-05-26 | 1911-11-25 | 1912-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-05-26 | 1915-11-25 | 1916-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-05-26 | 1919-11-25 | 1920-05-26 | $7700.00 | Window Closed / Lapsed |