US2746957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of water soluble inositol compounds and sterol glycosides
Assignee: Individual
•
Filing: 1952-09-23
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Granted: 1956-05-22
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Expires: 1972-09-23
Abstract
No abstract record available.
Inventors
- 👤 Perlman David
- 👤 Mattikow Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:25
CPC Classifications
C; C07; C07C; C07C35/00; C07C35/22; C07C35/23; C07C35/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
THE PROCESS OF RECOVERING WATER-SOLUBLE INOSITOL COMPOUNDS FROM VEGETABLE OIL PHOSPHATIDIC MATERIAL CONTAINING BOUND INOSITOL AND STEROL GLYCOSIDES, WHICH COMPRISES, TREATING SAID MATERIAL WITH A SOLUTION CONSISTING ESSENTIALLY OF A CAUSTIC ALKALI IN A LOWER ALIPHATIC ALCOHOL CONTAINING NOT MORE THAN 5 CARBON ATOMS TO LIBERATE WATER SOLUBLE INOSITOL COMPOUNDS, SEPARATING INSOLUBLE MATERIAL CONTAINING SAID INOSITOL COMPOUNDS FROM MATERIALS IN SOLUTION IN SAID ALCOHOL, AND EXTRACTING SAID INSOLUBLE MATERIAL WITH WATER TO RECOVER WATER-SOLUBLE INOSITOL COMPOUNDS.
Claim 2
Dependent Claim
76 words
THE PROCESS OF RECOVERING WATER-SOLUBLE INOSITOL COMPOUNDS FROM VEGETABLE OIL PHOSPHATIDIC MATERIAL CONTAINING BOUND INOSITOL AND STEROL GLYCOSIDES, WHICH COMPRISES, TREATING SAID MATERIAL WITH A SOLUTION CONSISTING ESSENTIALLY OF A CAUSTIC ALKALI IN A LOWER ALIPHATIC ALCOHOL CONTAINING NOT MORE THAN 5 CARBON ATOMS TO LIBERATE WATER SOLUBLE INOSITOL COMPOUNDS, SEPARATING INSOLUBLE MATERIAL CONTAINING SAID INOSITOL COMPOUNDS FROM MATERIALS IN SOLUTION IN SAID ALCOHOL, AND EXTRACTING SAID INSOLUBLE MATERIAL WITH WATER TO RECOVER WATER-SOLUBLE INOSITOL COMPOUNDS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |