Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
Reexamination Certificate
2005-01-25
2005-01-25
Badio, Barbara P. (Department: 1616)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
C514S178000
Reexamination Certificate
active
06846812
ABSTRACT:
7-Oxo-DHEA derivatives, various of which are themselves novel compounds, are well suited for cosmetically/therapeutically treating adverse conditions/afflictions of a keratinous substrate/material, notably of human skin, hair, eyelashes and nails, to improve the appearance thereof, in particular to prevent or treat signs of aging of the skin and/or a dull complexion and/or skin or hair pigmentation disorders and/or dryness of the skin and/or hyperseborrhoea and/or hyperseborrhoea-related imperfections and/or sensitive skin and/or dandruff and/or natural hair loss and/or baldness.
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patent: WO 9925333 (1999-05-01), None
Lardy et al., “Ergosteroids II: Biologically Active Metabolites and Synthetic Derivatives of Dehydroepiandrosterone”, Steroids, Mar. 1998, vol. 63, No. 3, pps 158-165, Elsevier Science Publishers, New York, New York, USA.
French Search Report Dated Apr. 23, 2002 for FR 01/07804.
Burnier Veronique
Cavezza Alexandre
Dalko Maria
Picard-Lesboueyries Elisabeth
Renault Beatrice
"L'Oreal"
Badio Barbara P.
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