Patent US2661544A successfully refreshed from Google Patents.
US2661544A
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US
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Multiple batch drier
Assignee: Individual
•
Filing: 1949-12-12
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Granted: 1953-12-08
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Expires: 1969-12-12
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Tanasse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:37
CPC Classifications
F; F26; F26B; F26B21/00; D; D21; D21F; D21F5/00; D21F5/02; F26B21/30; F26B21/37; F26B21/50; F26B21/55; F26B25/00; F26B25/06; F26B25/063; F26B2200/00; F26B2200/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US271184A
Cited
US319562A
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US626579A
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USRE22870E
Cited
US655330A
Cited
FR386538A
Cited
US2442344A
Cited
US2443865A
Cited
US2532530A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |