US3089822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterile aqueous solutions of vitamin d and calcium salts and method of making the same
Assignee: Wander Co
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Filing: 1959-02-02
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Granted: 1963-05-14
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Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 Schenk Jakob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:45
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/59
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A STABLE HEAT STERILIZABLE AQUEOUS SOLUTION OF A THERAPEUTICALLY ACTIVE VITAMIN D COMPOUND AND A NONTOXIC CALCIUM SALT SUITABLE FOR PARENTERAL ADMINISTRATION WHICH COMPRISES; A CLEAR WATER SOLUTION OF A NON-TOXIC WATER SOLUBLE THERAPEUTICALLY ACTIVE CALCIUM SALT AND A NON-TOXIC THERAPEUTICALLY ACTIVE VITAMIN D ESTER OF A FATTY ACID HAVING FROM 1 TO 5 INCLUSIVE CARBON ATOMS, SAID SOLUTION CONTAINING A FATTY ACID ESTER OF A POLYOXYALKYLENE COMPOUND AS A SOLUBILIZING AGENT FOR SAID VITAMIN D ESTER, AND SAID POLYOXYALKYLENE COMPOUND HAVING BETWEEN ABOUT 20 TO 50 OXYALKYLENE GROUPS PER MOLECULE.
Claim 2
Dependent Claim
91 words
A STABLE HEAT STERILIZABLE AQUEOUS SOLUTION OF A THERAPEUTICALLY ACTIVE VITAMIN D COMPOUND AND A NONTOXIC CALCIUM SALT SUITABLE FOR PARENTERAL ADMINISTRATION WHICH COMPRISES; A CLEAR WATER SOLUTION OF A NON-TOXIC WATER SOLUBLE THERAPEUTICALLY ACTIVE CALCIUM SALT AND A NON-TOXIC THERAPEUTICALLY ACTIVE VITAMIN D ESTER OF A FATTY ACID HAVING FROM 1 TO 5 INCLUSIVE CARBON ATOMS, SAID SOLUTION CONTAINING A FATTY ACID ESTER OF A POLYOXYALKYLENE COMPOUND AS A SOLUBILIZING AGENT FOR SAID VITAMIN D ESTER, AND SAID POLYOXYALKYLENE COMPOUND HAVING BETWEEN ABOUT 20 TO 50 OXYALKYLENE GROUPS PER MOLECULE.
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |