US2378632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for separating solids from liquids
Assignee: HOOKER JR
•
Filing: 1942-07-27
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Granted: 1945-06-19
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Expires: 1962-07-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles L Hooker
- 👤 Jackson W Staley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:35
CPC Classifications
B; B04; B04C; B04C5/00; B04C5/02; B04C5/06; B04C5/24; B04C5/28; F; F01; F01M; F01M13/00; F01M13/04; F01M2013/0488
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-06-18 | 1948-12-18 | 1949-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-18 | 1952-12-18 | 1953-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-18 | 1956-12-18 | 1957-06-19 | $7700.00 | Window Closed / Lapsed |