US4195095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Topical application of thioglycolic acid in the treatment of dermatological conditions
Assignee: Individual
•
Filing: 1978-08-14
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Granted: 1980-03-25
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Expires: 1998-08-14
Abstract
Abstract A preparation containing as an active ingredient 0.1 to 10% by weight of thioglycolic acid and the salts, esters, and acid amides thereof, is employed in the treatment of fatty cysts, dandruff, scleroderma and other dermatological disorders.
Inventors
- 👤 Aaron L. Sheffner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:25
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/185; A61K31/205; A61K31/19; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61Q; A61Q19/00; A61Q5/00; A61Q5/006; Y; Y10; Y10S; Y10S424/00; Y10S424/04
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
57 words
A process for the treatment of dandruff comprising applying to the dandruff effected skin of a person suffering therefrom, a dandruff alleviating amount of a topical composition containing about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 2
Dependent Claim
57 words
A process for the treatment of dandruff comprising applying to the dandruff effected skin of a person suffering therefrom, a dandruff alleviating amount of a topical composition containing about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 3
Dependent Claim
14 words
The process of claim 1 wherein said concentration is 0.1% to 5% by weight.
Claim 4
Dependent Claim
14 words
The process of claim 1 wherein said concentration is 0.1 to 2% by weight.
Claim 5
Dependent Claim
24 words
The process of claim 1 wherein 0.1 to 5% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
Claim 6
Dependent Claim
24 words
The process of claim 1 wherein 0.1 to 2.0% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
Claim 7
Dependent Claim
47 words
The process of claim 1 wherein said thioglycolic acid is applied topically in the form of a pharmaceutically acceptable acid solution of the following composition: ______________________________________
Thioglycolic acid 5.0 g.
Hexachlorophene 1.0 g.
Disodium EDTA 0.05 g.
Sodium hydroxide qs pH 7.0
Distilled water 100 ml.
______________________________________
Claim 8
Dependent Claim
49 words
The process of claim 1 wherein said thioglycolic acid is applied topically in the form of a pharmaceutically acceptable lotion of the following composition: ______________________________________
Thioglycolic acid 2.0 g.
Triethanolamine to pH 7.0
Disodium EDTA 0.05 g.
Calamine 8.0 g.
Hexachlorophene 1.0 g.
Distilled water qs 100 ml.
______________________________________
Claim 9
Dependent Claim
71 words
A process for treating fatty cysts by softening the skin and increasing its permeability in a localized area comprising applying to the fatty cyst effected skin of a person suffering thereform, a fatty cyst alleviating amount of a topical composition containing from about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 10
Dependent Claim
71 words
A process for treating fatty cysts by softening the skin and increasing its permeability in a localized area comprising applying to the fatty cyst effected skin of a person suffering thereform, a fatty cyst alleviating amount of a topical composition containing from about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 11
Dependent Claim
24 words
The process of claim 8 wherein 0.1 to 5% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
Claim 12
Dependent Claim
24 words
The process of claim 8 wherein 0.1 to 2.0% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
Claim 13
Dependent Claim
68 words
A process for treating scleroderma by softening the skin and increasing its permeability in a localized area comprising applying to the scleroderma effected skin of a person suffering therefrom, a scleroderma alleviating amount of a topical composition containing from about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 14
Dependent Claim
68 words
A process for treating scleroderma by softening the skin and increasing its permeability in a localized area comprising applying to the scleroderma effected skin of a person suffering therefrom, a scleroderma alleviating amount of a topical composition containing from about 0.1 to about 10% by weight of thioglycolic acid or a pharmaceutically acceptable salt thereof, and keeping said composition in contact with the affected skin for several hours.
Claim 15
Dependent Claim
24 words
The process of claim 11 wherein 0.1 to 5% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
Claim 16
Dependent Claim
24 words
The process of claim 11 wherein 0.1 to 2.0% by weight of the sodium salt of thioglycolic acid is applied topically to the skin.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-03-25 | 1983-09-24 | 1984-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-03-25 | 1987-09-24 | 1988-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-03-25 | 1991-09-24 | 1992-03-25 | $7700.00 | Window Closed / Lapsed |