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US2469147A
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US
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Process for the recovery of oil and by-products from alcoholic solutions of oleaginous materials
Assignee: Individual
•
Filing: 1945-04-18
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Granted: 1949-05-03
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Expires: 1965-04-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Beckel
- 👤 Paul A Belter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:59
CPC Classifications
C; C11; C11B; C11B1/00; C11B1/10; C11B1/108
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1019945A
Cited
US1892366A
Cited
US2069187A
Cited
US2278647A
Cited
US2377975A
Cited
US2377976A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |