Patent US2606016A successfully refreshed from Google Patents.
US2606016A
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Fume exhauster for tiltable furnaces
Assignee: Svenska Flaktfabriken AB
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Filing: 1948-10-14
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Granted: 1952-08-05
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Expires: 1968-10-14
Abstract
No abstract record available.
Inventors
- 👤 Lindh Karl Sture
- 👤 Tureson Kurt Tage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:52
CPC Classifications
F; F27; F27D; F27D17/00; F27D17/30; F27D17/304; F27B; F27B14/00; F27B14/08; Y; Y10; Y10S; Y10S266/00; Y10S266/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1031257A
Cited
US1451538A
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US1896951A
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US2060136A
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CH198255A
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US2360605A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |