US3004922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsions of phosphatides in aqueous alcohol and their preparation
Assignee: Individual
•
Filing: 1956-12-14
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Granted: 1961-10-17
•
Expires: 1976-12-14
Abstract
No abstract record available.
Inventors
- 👤 Buer Carl Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:30
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/10; C07F9/103; A; A61; A61K; A61K8/00; A61K8/02; A61K8/04; A61K8/06; A61K8/18; A61K8/30; A61K8/55; A61K8/553; A61K8/60; A61K8/72; A61K8/73; A61K9/00; A61K9/10; A61Q; A61Q19/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
89 words
A PROCESS FOR THE PREPARATION OF STABLE EMULSIONS OF PHOSPHATIDES COMPRISING STIRRING A PHOSPHATIDE CONTAINING NATURALLY ASSOCIATED NEUTRAL FAT IN AN AMOUNT OF ABOUT .5 TO 5 PERCENT BY WEIGHT OF THE PHOSPHATIDE, INTO AN AQUEOUS SOLUTION HAVING A TEMPERATURE OF ABOUT 70 TO 80*C. AND CONTAINING ABOUT 5 TO 25 PERCENT ETHYL ALCOHOL AND A CARBOHYDRATE, SAID CARBOHYDRATE BEING EMPLOYED IN AN AMOUNT OF ABOUT 6 TO 35 PERCENT BY WEIGHT AND SAID PHOSPHATIDE IN AN AMOUNT OF ABOUT 5 TO 15 PERCENT BY WEIGHT OF THE EMULSION.
Claim 2
Dependent Claim
89 words
A PROCESS FOR THE PREPARATION OF STABLE EMULSIONS OF PHOSPHATIDES COMPRISING STIRRING A PHOSPHATIDE CONTAINING NATURALLY ASSOCIATED NEUTRAL FAT IN AN AMOUNT OF ABOUT .5 TO 5 PERCENT BY WEIGHT OF THE PHOSPHATIDE, INTO AN AQUEOUS SOLUTION HAVING A TEMPERATURE OF ABOUT 70 TO 80*C. AND CONTAINING ABOUT 5 TO 25 PERCENT ETHYL ALCOHOL AND A CARBOHYDRATE, SAID CARBOHYDRATE BEING EMPLOYED IN AN AMOUNT OF ABOUT 6 TO 35 PERCENT BY WEIGHT AND SAID PHOSPHATIDE IN AN AMOUNT OF ABOUT 5 TO 15 PERCENT BY WEIGHT OF THE EMULSION.
Claim 3
Dependent Claim
74 words
A STABLE LECITHIN EMULSION IN AQUEOUS ALCOHOL CONSISTING ESSENTIALLY OF ABOUT 5 TO 25 PERCENT BY WEIGHT OF ETHYL ALCOHOL, ABOUT 5 TO 15 PERCENT OF LECITHIN OF A PARTICLE SIZE OF ABOUT 0.03 TO 0.06 MICRONS, A NEUTRAL FAT IN AN AMOUNT OF ABOUT 0.5 TO 5 PERCENT BY WEIGHT OF THE LECITHIN, AND ABOUT 6 TO 35 PERCENT, CALCULATED ON THE WEIGHT OF THE EMULSION, OF A CARBOHYDRATE, THE BALANCE BEING WATER.
Claim 4
Dependent Claim
74 words
A STABLE LECITHIN EMULSION IN AQUEOUS ALCOHOL CONSISTING ESSENTIALLY OF ABOUT 5 TO 25 PERCENT BY WEIGHT OF ETHYL ALCOHOL, ABOUT 5 TO 15 PERCENT OF LECITHIN OF A PARTICLE SIZE OF ABOUT 0.03 TO 0.06 MICRONS, A NEUTRAL FAT IN AN AMOUNT OF ABOUT 0.5 TO 5 PERCENT BY WEIGHT OF THE LECITHIN, AND ABOUT 6 TO 35 PERCENT, CALCULATED ON THE WEIGHT OF THE EMULSION, OF A CARBOHYDRATE, THE BALANCE BEING WATER.
References Cited (Backward Citations)
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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) | 1964-10-16 | 1965-04-17 | 1965-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-16 | 1969-04-17 | 1969-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-16 | 1973-04-17 | 1973-10-17 | $7700.00 | Window Closed / Lapsed |