US2585719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid solid separator
Assignee: Syntron Co
•
Filing: 1947-01-03
•
Granted: 1952-02-12
•
Expires: 1967-01-03
Abstract
No abstract record available.
Inventors
- 👤 Grove D Alvord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:26
CPC Classifications
C; C02; C02F; C02F11/00; C02F11/12; C02F11/121; B; B01; B01D; B01D35/00; B01D35/20; B01D35/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1632180A
Cited
US1886174A
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US2019547A
Cited
US2153243A
Cited
US2163249A
Cited
US2183896A
Cited
US2167236A
Cited
US2246024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |