Patent US2609100A successfully refreshed from Google Patents.
US2609100A
Expired / Lapsed
US
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Drying machine having centrifugal units
Assignee: Individual
•
Filing: 1947-04-02
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Granted: 1952-09-02
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Expires: 1967-04-02
Abstract
No abstract record available.
Inventors
- 👤 Samuel L Vitale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:42
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US852865A
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US1123536A
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US1367893A
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US1986434A
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US2052666A
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US2195123A
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US2384784A
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US2383240A
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US2409341A
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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) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |