US3159585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of encapsulating water insoluble oils and product thereof
Assignee: Ingredion Inc
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Filing: 1961-04-12
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Granted: 1964-12-01
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Expires: 1981-04-12
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Evans
- 👤 Herbst William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:57
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/50; C11D3/502; C11D3/505; A; A21; A21D; A21D2/00; A21D2/08; A21D2/14; A21D2/16; A21D2/165; A21D2/18; A21D2/186; A61; A61K; A61K9/00; A61K9/48; A61K9/50; C08; C08B; C08B31/00; C08B31/18; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
77 words
A METHOD OF ENCAPSULATING WATER INSOLUBLE OILS WHICH COMPRISES MAKING AN AQUEOUS DISPERSION OF AN ENCAPSULATING AGENT CONSISTING ESSENTIALLY OF A CARBOXYLATED DEXTRIN HAVING A TOTAL CARBOXYL GROUP CONTENT OF FROM 0.15% TO 1.25%, BY WEIGHT, EMULSIFYING IN SAID DISPERSION THE OIL TO BE ENCAPSULATED, AND THEN DRYING THE EMULSION BY SPRAYING THE SAME DIRECTLY INTO A COLUMN OF HEATED GAS, SAID CARBOXYLATED DEXTRIN BEING DERIVED FROM A STARCH SELECTED FROM THE CLASS CONSISTING OF CERERAL STARCHES.
Claim 2
Independent Claim
77 words
A METHOD OF ENCAPSULATING WATER INSOLUBLE OILS WHICH COMPRISES MAKING AN AQUEOUS DISPERSION OF AN ENCAPSULATING AGENT CONSISTING ESSENTIALLY OF A CARBOXYLATED DEXTRIN HAVING A TOTAL CARBOXYL GROUP CONTENT OF FROM 0.15% TO 1.25%, BY WEIGHT, EMULSIFYING IN SAID DISPERSION THE OIL TO BE ENCAPSULATED, AND THEN DRYING THE EMULSION BY SPRAYING THE SAME DIRECTLY INTO A COLUMN OF HEATED GAS, SAID CARBOXYLATED DEXTRIN BEING DERIVED FROM A STARCH SELECTED FROM THE CLASS CONSISTING OF CERERAL STARCHES.
Claim 3
Dependent Claim
58 words
A DRY, FREE FLOWING PARTICLE CONSISTING ESSENTIALLY OF AN ENCAPSULATING AGENT FOR INSOLUBLE OILS CONSISTING SOLELY OF A CARBOXYLATED DEXTRIN, SAID DEXTRIN HAVING A TOTAL CARBOXYL GROUP CONTENT OF FROM 0.15% TO 1.25%, BY WEIGHT, AND A WATER INSOLUBLE OIL ENTRAPPED THEREIN, SAID CARBOXYLATED DEXTRIN BEING DERIVED FROM A STARCH SELECTED FROM THE CLASS CONSISTING OF CEREAL STARCHES.
Claim 4
Dependent Claim
58 words
A DRY, FREE FLOWING PARTICLE CONSISTING ESSENTIALLY OF AN ENCAPSULATING AGENT FOR INSOLUBLE OILS CONSISTING SOLELY OF A CARBOXYLATED DEXTRIN, SAID DEXTRIN HAVING A TOTAL CARBOXYL GROUP CONTENT OF FROM 0.15% TO 1.25%, BY WEIGHT, AND A WATER INSOLUBLE OIL ENTRAPPED THEREIN, SAID CARBOXYLATED DEXTRIN BEING DERIVED FROM A STARCH SELECTED FROM THE CLASS CONSISTING OF CEREAL STARCHES.
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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |