US2623002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ascorbic acid solution
Assignee: Abbott Laboratories
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Filing: 1951-07-13
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Granted: 1952-12-23
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Expires: 1971-07-13
Abstract
No abstract record available.
Inventors
- 👤 Howard H Fricke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:46
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/335; A61K31/365; A61K31/375
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A THERAPEUTIC COMPOSITION CONTAINING AT LEAST ABOUT 6% BY WEIGHT OF ASCORBIC ACID DISSOLVED IN A SOLVENT CONSISTING OF GLYCERINE AND WATER, THE PROPORTION OF THE INGREDIENTS OF THE SOLVENT BEING ABOUT 65-85% BY VOLUME OF GLYCERINE AND THE REMAINDER WATER TO BRING THE COMPOSITION UP TO 100% BY VOLUME, SAID COMPOSITION HAVING A GREATER CONCENTRATION OF THE ASCORBIC ACID IN SOLUTION THAN THE TOTAL SOLUBILITY OF THE ASCORBIC ACID IN THE RESPECTIVE INDIVIDUAL INGREDIENT OF THE SAID SOLVENT PRESENT IN THE COMPOSITION.
Claim 2
Dependent Claim
83 words
A THERAPEUTIC COMPOSITION CONTAINING AT LEAST ABOUT 6% BY WEIGHT OF ASCORBIC ACID DISSOLVED IN A SOLVENT CONSISTING OF GLYCERINE AND WATER, THE PROPORTION OF THE INGREDIENTS OF THE SOLVENT BEING ABOUT 65-85% BY VOLUME OF GLYCERINE AND THE REMAINDER WATER TO BRING THE COMPOSITION UP TO 100% BY VOLUME, SAID COMPOSITION HAVING A GREATER CONCENTRATION OF THE ASCORBIC ACID IN SOLUTION THAN THE TOTAL SOLUBILITY OF THE ASCORBIC ACID IN THE RESPECTIVE INDIVIDUAL INGREDIENT OF THE SAID SOLVENT PRESENT IN THE COMPOSITION.
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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |