US2953496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vitamin emulsion
Assignee: Pharmacia and Upjohn Co
•
Filing: 1958-12-02
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Granted: 1960-09-20
•
Expires: 1978-12-02
Abstract
No abstract record available.
Inventors
- 👤 William A Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:31
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A MULTIPLE-VITAMIN COMPOSITION CONSISTING OF A STABLE, FLUID, OIL-IN WATER EMULSION HAVING AN OIL DISPERSED PHASE AND AN AQUEOUS CONTINUOUS PHASE, SAID COMPOSITION COMPRISING (1) FROM ABOUT 0.5% TO ABOUT 2% W./V. OF A SOLUTION OF A NONTOXIC, ORALLY ACCEPTABLE OIL AND AT LEAST ONE OIL-SOLUBLE VITAMIN, (2) FROM ABOUT 50 TO ABOUT 80% V./V OF GLYCERIN, (3) A SOLUTION OF WATER AND AT LEAST ONE WATER-SOLUBLE VITAMIN, AND (4) FROM ABOUT .75% TO ABOUT 2% W./V. OF AN EMULSIFIER COMPRISING (A) AN ETHYLENE OXIDE-POLYPROPYLENE GLYCOL CONDENSATION PRODUCT HAVING THE FORMULA
Claim 2
Dependent Claim
91 words
A MULTIPLE-VITAMIN COMPOSITION CONSISTING OF A STABLE, FLUID, OIL-IN WATER EMULSION HAVING AN OIL DISPERSED PHASE AND AN AQUEOUS CONTINUOUS PHASE, SAID COMPOSITION COMPRISING (1) FROM ABOUT 0.5% TO ABOUT 2% W./V. OF A SOLUTION OF A NONTOXIC, ORALLY ACCEPTABLE OIL AND AT LEAST ONE OIL-SOLUBLE VITAMIN, (2) FROM ABOUT 50 TO ABOUT 80% V./V OF GLYCERIN, (3) A SOLUTION OF WATER AND AT LEAST ONE WATER-SOLUBLE VITAMIN, AND (4) FROM ABOUT .75% TO ABOUT 2% W./V. OF AN EMULSIFIER COMPRISING (A) AN ETHYLENE OXIDE-POLYPROPYLENE GLYCOL CONDENSATION PRODUCT HAVING THE FORMULA
References Cited (Backward Citations)
US2421598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |