US2840050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthesis gas reactor with fluid cooled jacket for the reaction chamber
Assignee: Babcock and Wilcox Co
•
Filing: 1954-09-10
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Granted: 1958-06-24
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Expires: 1974-09-10
Abstract
No abstract record available.
Inventors
- 👤 Theodore S Sprague
- 👤 Earl E Schoessow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:52
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/72; C10J3/74; C10J3/78; C10J3/86; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0946; C10J2300/0953; C10J2300/0959; C10J2300/18; C10J2300/1846
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2683654A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-23 | 1961-12-23 | 1962-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-23 | 1965-12-23 | 1966-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-23 | 1969-12-23 | 1970-06-24 | $7700.00 | Window Closed / Lapsed |