Patent US3669629A successfully refreshed from Google Patents.
US3669629A
Expired / Lapsed
US
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Apparatus for determining fat concentration in materials
Assignee: NIKOLAI PARFENTIEVICH PARAMONO
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Filing: 1970-04-27
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Granted: 1972-06-13
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Expires: 1990-04-27
Abstract
Abstract THE PRESENT INVENTION RELATES TO APPARATUS FOR DETERMINING FAT CONCENTRATION IN MATERIALS. THE APPARATUS COMPRISES AN EXTRACTOR WHICH IS FITTED WITH A VIBRATOR TO IMPART VIBRATIONS TO SOLVENT AND MATERIAL UNDER TEST CONTAINED THEREIN AND IS CONNECTED TO SOLVENT-MEASURING AND SOLUTION-MEASURING HOPPERS AT ITS INLET AND OUTLET, RESPECTIVELY, THROUGH CONTROLLED VALVES; AND AN EVAPORATOR WITH A BUILT-IN CONDENSER TO SEPARATE FAT FROM SOLVENT AND CONDENSE SOLVENT VAPOUR.
Inventors
- 👤 Nikolai Parfentievic Paramonov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:07
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/36
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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |