US4139635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cysteamine derivatives for oral treatment of seborrhea
Assignee: L'Oréal SA
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Filing: 1977-04-22
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Granted: 1979-02-13
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Expires: 1997-04-22
Abstract
Abstract A method for treating a scalp characterized by an excessive secretion of sebum, to improve the condition thereof by reducing said excessive secretion comprising orally administering to a human being having a scalp so characterized a therapeutic composition comprising an ingestible carrier admixed with, as a non-toxic active compound, cysteine or cysteamine derivatives, the active compound is present in amounts of about 0.75-3 weight percent of the composition which is administered at a rate of about 1-5 mg/kg/day based on the weight of the human being during a period of about 15 days.
Inventors
- 👤 Gregoire Kalopissis
- 👤 Georges Manoussos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:30
CPC Classifications
A; A61; A61Q; A61Q5/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/44; A61K8/447; A61K8/46; A61Q19/00; A61Q19/008; A61Q5/008; A61K2800/00; A61K2800/80; A61K2800/92; A61Q5/02; A61Q5/04; A61Q5/06; Y; Y10; Y10S; Y10S424/00; Y10S424/04
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
147 words
A method for treating a scalp, characterized by an excessive secretion of sebum, to improve the condition thereof by reducing said excessive secretion of sebum comprising orally administering to a human being having a scalp so characterized an effective amount of a therapeutic composition comprising an ingestible carrier admixed with a non-toxic active compound having the formula R--S--CH.sub.2 --CH.sub.2 --NHZ wherein R is selected from the group consisting of alkyl, wherein the alkyl has 1-18 carbon atoms, alkenyl having 3-18 carbon atoms, propyne-2-yl and mono- and dihydroxy alkyl wherein the alkyl moiety has 2-4 carbon atoms, and Z is selected from the group consisting of --COR' and --SO 2 R" wherein R' is selected from the group consisting of lower alkyl having 1-6 carbon atoms, phenyl, benzyl and tolyl, and R" is selected from the group consisting of lower alkyl having 1-4 carbon atoms, phenyl and tolyl.
Claim 2
Independent Claim
147 words
A method for treating a scalp, characterized by an excessive secretion of sebum, to improve the condition thereof by reducing said excessive secretion of sebum comprising orally administering to a human being having a scalp so characterized an effective amount of a therapeutic composition comprising an ingestible carrier admixed with a non-toxic active compound having the formula R--S--CH.sub.2 --CH.sub.2 --NHZ wherein R is selected from the group consisting of alkyl, wherein the alkyl has 1-18 carbon atoms, alkenyl having 3-18 carbon atoms, propyne-2-yl and mono- and dihydroxy alkyl wherein the alkyl moiety has 2-4 carbon atoms, and Z is selected from the group consisting of --COR' and --SO 2 R" wherein R' is selected from the group consisting of lower alkyl having 1-6 carbon atoms, phenyl, benzyl and tolyl, and R" is selected from the group consisting of lower alkyl having 1-4 carbon atoms, phenyl and tolyl.
Claim 3
Dependent Claim
32 words
The method of claim 1 wherein said composition is administered at a rate of about 1-5 mg/kg/day based on the weight of the human being for a period of about 15 days.
References Cited (Backward Citations)
US2769839A
Cited
US2835704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-02-12 | 1982-08-14 | 1983-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-02-12 | 1986-08-14 | 1987-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-02-12 | 1990-08-14 | 1991-02-13 | $7700.00 | Window Closed / Lapsed |