Administration of urea compounds for combating signs of cutaneous aging
US8173144B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 28, 2005 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | Jan 11, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/42
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Signs of aging of the skin and/or mucous membranes are prevented and/or reduced, and the activity of the proteolytic enzymes of the stratum corneum are stimulated as well, by administering to an individual in need of such treatment, a cosmetic/pharmaceutical composition which comprises a thus effective amount of at least one hydroxylated urea compound having the following formula (I):in which:the radicals R1, R2, R3 and R4, which may be identical or different, are each a hydrogen atom, a C1-C4 alkyl radical or a C2-C6 hydroxyalkyl radical which can contain from 1 to 5 hydroxyl groups, wherein at least one of the R1 to R4 radicals represents a hydroxyalkyl radical, or salt, solvate or isomer thereof, formulated into a physiologically acceptable medium therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.