US2995016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation or partial separation of components of a liquid medium
Assignee: Individual
•
Filing: 1959-02-02
•
Granted: 1961-08-08
•
Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 Beattie Ian Robert
- 👤 Gold Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:16
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/22; A; A23; A23L; A23L2/00; A23L2/02; A23L2/08; A23L2/12; B; B01; B01D; B01D9/00; B01D9/0004; B01D9/0013; B01D9/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1868406A
Cited
US1999712A
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US1931347A
Cited
US2552524A
Cited
US2617273A
Cited
US2603667A
Cited
US2942429A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |