US2997491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing partial fatty esters of inositol
Assignee: Procter and Gamble Co
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Filing: 1959-09-29
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Granted: 1961-08-22
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 Wilson F Huber
- 👤 James B Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:07
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/03; C11; C11C; C11C3/00; C11C3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A PROCESS FOR PREPARING PARTIAL FATTY ESTERS OF INOSITOL WHICH COMPRISES REACTING INOSITOL WITH A FATTY ACID ESTER SELECTED FROM THE GROUP CONSISTING OF THE FATTY ACID ESTERS OF ALIPHATIC PRIMARY MONO-HYDROXY ALCOHOLS HAVING FROM 1 TO ABOUT 8 CARBON ATOMS AND COMPLETELY AND INCOMPLETELY ESTERIFIED FATTY ACID ESTERS OF POLYHYDRIC ALCOHOLS HAVING FROM 2 TO 6 HYDROXYL GROUPS, THE MOLAR RATIO OF THE SAID FATTY ACID ESTERS TO INOSITOL BEING LESS THAN THAT REQUIRED FOR COMPLETE ESTERIFICATION OF THE INOSITOL, IN THE PRESENCE OF AN INTERESTERIFICATION CATALYST AT A TEMPERATURE OF FROM ABOUT 80*C. TO ABOUT 150*C. AND IN THE PRESENCE OF AN AMOUNT OF DIMETHYLACETAMIDE AT LEAST SUFFICIENT TO DISSOLVE THE INOSITOL.
Claim 2
Dependent Claim
114 words
A PROCESS FOR PREPARING PARTIAL FATTY ESTERS OF INOSITOL WHICH COMPRISES REACTING INOSITOL WITH A FATTY ACID ESTER SELECTED FROM THE GROUP CONSISTING OF THE FATTY ACID ESTERS OF ALIPHATIC PRIMARY MONO-HYDROXY ALCOHOLS HAVING FROM 1 TO ABOUT 8 CARBON ATOMS AND COMPLETELY AND INCOMPLETELY ESTERIFIED FATTY ACID ESTERS OF POLYHYDRIC ALCOHOLS HAVING FROM 2 TO 6 HYDROXYL GROUPS, THE MOLAR RATIO OF THE SAID FATTY ACID ESTERS TO INOSITOL BEING LESS THAN THAT REQUIRED FOR COMPLETE ESTERIFICATION OF THE INOSITOL, IN THE PRESENCE OF AN INTERESTERIFICATION CATALYST AT A TEMPERATURE OF FROM ABOUT 80*C. TO ABOUT 150*C. AND IN THE PRESENCE OF AN AMOUNT OF DIMETHYLACETAMIDE AT LEAST SUFFICIENT TO DISSOLVE THE INOSITOL.
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) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |