Use of DHEA derivatives on keratinous substances
US6964954B2 · kind B2 · utility
17Cited by
3References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2002 |
| Grant date | Nov 15, 2005 |
| Priority date | — |
| Expiry date | Feb 5, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Methods of improving the appearance of keratinous substances using at least one DHEA derivative such as the skin, hair, eyelashes and/or nails, in particular for preventing or treating cutaneous signs of ageing and/or a faded complexion and/or disorders of pigmentation of the skin or hair and/or drying of the skin and/or hyperseborrhoea and/or imperfections relating to hyperseborrhoea and/or sensitive skin and/or dandruff and/or hair loss and/or canities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.