US3072533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystalline vitamin d composition and method of preparing same
Assignee: Individual
•
Filing: 1960-11-15
•
Granted: 1963-01-08
•
Expires: 1980-11-15
Abstract
No abstract record available.
Inventors
- 👤 Henry J Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:40
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/59
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
114 words
A PROCESS OF PRODUCING A VITAMIN D ENRICHMENT COMPOSITION FOR FOOD PRODUCTS COMPRISING THE STEPS OF: INTRODUCING A QUANTITY OF A CRYSTALLINE VITAMIN D MATERIAL INTO A SUFFICIENT AMOUNT OF AN ORGANIC, RELATIVELY VOLATILE SOLVENT THEREOF TO EFFECT SUBSTANTIAL DISSOLUTION OF THE MATERIAL THEREIN; ADDING A QUANTITY OF A PARTICULATE, CARBOHYDRATE CARRIER FOR THE MATERIAL TO THE ADMIXTURE, SAID CARRIER BEING SUBSTANTIALLY INERT TO THE VITAMIN D AND CAPABLE OF SUBSTANTIALLY OERMANENTLY DISPOSING IN SAID FOOD PRODUCTS UPON ADDITION OF THE COMPOSITION THERETO; REMOVING THE SOLVENT FROM THE FINAL ADMIXTURE TO PRODUCE A SUBSTANTIALLY DRY, PARTICULATE ENRICHMENT COMPOSITION; AND PULVERIZING THE PARTICULATE COMPOSITION AFTER DRYING THEREOF TO A SUBSTANTIALLY UNIFORM, RELATIVELY SMALL PARTICLE SIZE.
Claim 2
Dependent Claim
114 words
A PROCESS OF PRODUCING A VITAMIN D ENRICHMENT COMPOSITION FOR FOOD PRODUCTS COMPRISING THE STEPS OF: INTRODUCING A QUANTITY OF A CRYSTALLINE VITAMIN D MATERIAL INTO A SUFFICIENT AMOUNT OF AN ORGANIC, RELATIVELY VOLATILE SOLVENT THEREOF TO EFFECT SUBSTANTIAL DISSOLUTION OF THE MATERIAL THEREIN; ADDING A QUANTITY OF A PARTICULATE, CARBOHYDRATE CARRIER FOR THE MATERIAL TO THE ADMIXTURE, SAID CARRIER BEING SUBSTANTIALLY INERT TO THE VITAMIN D AND CAPABLE OF SUBSTANTIALLY OERMANENTLY DISPOSING IN SAID FOOD PRODUCTS UPON ADDITION OF THE COMPOSITION THERETO; REMOVING THE SOLVENT FROM THE FINAL ADMIXTURE TO PRODUCE A SUBSTANTIALLY DRY, PARTICULATE ENRICHMENT COMPOSITION; AND PULVERIZING THE PARTICULATE COMPOSITION AFTER DRYING THEREOF TO A SUBSTANTIALLY UNIFORM, RELATIVELY SMALL PARTICLE SIZE.
Claim 3
Dependent Claim
83 words
A COMPOSITION FOR ENRICHING FOOD PRODUCTS COMPRISING A SUBSTANTIALLY HOMOGENEOUS, DRY FINELY DIVIDED, COMPLETELY AND PERMANENTLY WATER DISPERSIBLE ADMIXTURE OF A WATER SOLUBILIZED, INITIALLY CRYSTALLINE VITAMIN D MATERIAL, A PROTECTENT FOR SAID MATERIAL, AND A PARTICULATE, CARBOHYDRATE CARRIER FOR THE MATERIAL, SAID CARRIER BEING SUBSTANTIALLY INERT TO THE VITAMIN D AND CAPABLE OF SUBSTANTIALLY PERMANENTLY DISPERSING IN SAID FOOD PRODUCTS UPON ADDITION OF THE COMPOSITION THERETO, SAID VITAMIN D MATERIAL BEING UNIFORMLY DISTRIBUTED THROUGHOUT THE CARRIER AND CONTAINED WITHIN THE INDIVIDUAL PARTICLES THEREOF.
Claim 4
Dependent Claim
83 words
A COMPOSITION FOR ENRICHING FOOD PRODUCTS COMPRISING A SUBSTANTIALLY HOMOGENEOUS, DRY FINELY DIVIDED, COMPLETELY AND PERMANENTLY WATER DISPERSIBLE ADMIXTURE OF A WATER SOLUBILIZED, INITIALLY CRYSTALLINE VITAMIN D MATERIAL, A PROTECTENT FOR SAID MATERIAL, AND A PARTICULATE, CARBOHYDRATE CARRIER FOR THE MATERIAL, SAID CARRIER BEING SUBSTANTIALLY INERT TO THE VITAMIN D AND CAPABLE OF SUBSTANTIALLY PERMANENTLY DISPERSING IN SAID FOOD PRODUCTS UPON ADDITION OF THE COMPOSITION THERETO, SAID VITAMIN D MATERIAL BEING UNIFORMLY DISTRIBUTED THROUGHOUT THE CARRIER AND CONTAINED WITHIN THE INDIVIDUAL PARTICLES THEREOF.
References Cited (Backward Citations)
US2650895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |