Patent US2466492A successfully refreshed from Google Patents.
US2466492A
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Extraction of liquids from liquid containing materials
Assignee: Individual
•
Filing: 1945-09-26
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Granted: 1949-04-05
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Expires: 1965-09-26
Abstract
No abstract record available.
Inventors
- 👤 Sizer Albert William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:53
CPC Classifications
C; C13; C13B; C13B10/00; C13B10/08; C13B10/10; C13B10/102; B; B30; B30B; B30B9/00; B30B9/02; B30B9/12; B30B9/122; C11; C11B; C11B1/00; C11B1/06; C11C; C11C1/00; C11C1/02; C11C1/04; C11C1/06; H; H05; H05B; H05B41/00; H05B41/02; H05B41/04; H05B41/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1049834A
Cited
US1288864A
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US1762368A
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US1919229A
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US2334015A
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US2335819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |