US3401801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for separating the liquid phase and the solid phase in mixtures of liquid matter and solid matter
Assignee: Aqseptence Group GmbH
•
Filing: 1966-08-22
•
Granted: 1968-09-17
•
Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Wedemeyer Heinrich
- 👤 Kreikenbaum Willi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:34
CPC Classifications
B; B03; B03B; B03B9/00; B03B9/06; B03B9/061; B01; B01D; B01D3/00; B01D3/08; B01D33/00; B01D33/06; B01D33/11; B01D33/27; B01D33/275; B01D33/44; B01D33/48; B01D33/50; B01D33/70; B01D33/72; B01D33/722; B03B5/00; B03B5/48; B03B5/56; B01D2201/00; B01D2201/28; B01D2201/287; B01D29/00; B01D29/44; B01D29/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US869720A
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US1024230A
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US2064403A
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US2078235A
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US2148903A
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US2664204A
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US2750855A
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US3263815A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |