US2831854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing fatty esters of non-reducing oligosaccharides in the presence of an amide
Assignee: Procter and Gamble Co
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Filing: 1955-05-24
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Granted: 1958-04-22
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Expires: 1975-05-24
Abstract
No abstract record available.
Inventors
- 👤 Nathaniel B Tucker
- 👤 James B Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:34
CPC Classifications
C; C07; C07H; C07H13/00; C07H13/02; C07H13/04; C07H13/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A PROCESS FO RPREPARING FATTY ESTERS OF NON-REDUCING OLIGOSACCHARIDES WHICH COMPRISES REACTING A NON-REDUCING OLIGOSACCHARIDE WITH A FATTY ACID ESTER SELECTED FROM THE GROUP CONSISTING OF THE FATTY ACID ESTER OF ALIPHATIC PRIMARY MONOHYDROXY ALCHOLS HAVING FROM 1 TO 16 CARBON ATOMS AND FATTY ACID ESTERS OF POLYHYDROXY SUBSTANCES, IN THE PRESENCE OF AN INTERESTERIFICATION CATALYST, AT A TEMPERATURE IN THE RANGE FROM ABOUT 20* TO ABOUT 150*C., AND IN THE PRESENCE OF AN AMIDE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
79 words
A PROCESS FO RPREPARING FATTY ESTERS OF NON-REDUCING OLIGOSACCHARIDES WHICH COMPRISES REACTING A NON-REDUCING OLIGOSACCHARIDE WITH A FATTY ACID ESTER SELECTED FROM THE GROUP CONSISTING OF THE FATTY ACID ESTER OF ALIPHATIC PRIMARY MONOHYDROXY ALCHOLS HAVING FROM 1 TO 16 CARBON ATOMS AND FATTY ACID ESTERS OF POLYHYDROXY SUBSTANCES, IN THE PRESENCE OF AN INTERESTERIFICATION CATALYST, AT A TEMPERATURE IN THE RANGE FROM ABOUT 20* TO ABOUT 150*C., AND IN THE PRESENCE OF AN AMIDE OF THE GENERAL FORMULA
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) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |