US2937091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized fat-soluble vitamin and method of making same
Assignee: Individual
•
Filing: 1953-07-02
•
Granted: 1960-05-17
•
Expires: 1973-07-02
Abstract
No abstract record available.
Inventors
- 👤 Rosenberg Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:01
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/50; A23; A23K; A23K20/00; A23K20/10; A23K20/174; A61K35/00; A61K35/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
PROCESS OF MAKING DRY, DISCRETE BEADS CONTAINING STABILIZED FAT-SOLUBLE VITAMIN IN A FATTY CORE WHICH IS ENCASED IN A HEAT DENATURED, WATER-RESISTANT PROTEIN ACEOUS DIGESTIBLE SHELL, SAID PROCESS COMPRISING MIXING A SOLUTION OF FAT-SOLUBLE VITAMIN IN A FAT HAVING A MELTING POINT OF ABOUT AT LEAST 35*C., AT A TEMPERATURE OF ABOUT 10*C. ABOVE THE MELTING POINT OF THE FAT WITH AN AQUEOUS SOLUTION OF A HEAT COAGULABLE PROTEINACEOUS MATERIAL, HEATING THE MIXTURE TO ABOUT 65*-85*C. FOR A PERIOD OF ABOUT 10-30 MINUTES, HOMOGENIZING SAID MIXTURE CONTAINING ABOUT 30% TO 40% OF TOTAL SOLIDS TO FORM A EMULSION WITH THE OIL AS THE FINELY DISPERSED INTERNAL PHASE, AND SPRAY DRYING SAID HEATED EMULSION TO COMPLETE THE DENATURATION.
Claim 2
Dependent Claim
117 words
PROCESS OF MAKING DRY, DISCRETE BEADS CONTAINING STABILIZED FAT-SOLUBLE VITAMIN IN A FATTY CORE WHICH IS ENCASED IN A HEAT DENATURED, WATER-RESISTANT PROTEIN ACEOUS DIGESTIBLE SHELL, SAID PROCESS COMPRISING MIXING A SOLUTION OF FAT-SOLUBLE VITAMIN IN A FAT HAVING A MELTING POINT OF ABOUT AT LEAST 35*C., AT A TEMPERATURE OF ABOUT 10*C. ABOVE THE MELTING POINT OF THE FAT WITH AN AQUEOUS SOLUTION OF A HEAT COAGULABLE PROTEINACEOUS MATERIAL, HEATING THE MIXTURE TO ABOUT 65*-85*C. FOR A PERIOD OF ABOUT 10-30 MINUTES, HOMOGENIZING SAID MIXTURE CONTAINING ABOUT 30% TO 40% OF TOTAL SOLIDS TO FORM A EMULSION WITH THE OIL AS THE FINELY DISPERSED INTERNAL PHASE, AND SPRAY DRYING SAID HEATED EMULSION TO COMPLETE THE DENATURATION.
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) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |