US2592236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work conveying mechanism for furnaces
Assignee: Selas Corp of America
•
Filing: 1950-07-15
•
Granted: 1952-04-08
•
Expires: 1970-07-15
Abstract
No abstract record available.
Inventors
- 👤 Quentin M Bloom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:37
CPC Classifications
F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/24; F27B9/02; F27B9/021; F27B9/025; F27B9/2407; F27D; F27D3/00; F27D2003/0034; F27D2003/0067; F27D2003/0085; F27D2003/0096; F27D9/00; F27D2009/0002; F27D2009/001; F27D2009/0013; F27M; F27M2001/00; F27M2001/15; F27M2001/1539; F27M2001/1547; F27M2001/1552; Y; Y10; Y10S; Y10S198/00; Y10S198/952
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1467236A
Cited
US1604292A
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US1887434A
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US2038204A
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US2237223A
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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) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |