A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/97 (2006.01) A61K 8/49 (2006.01) A61K 8/60 (2006.01) A61K 8/67 (2006.01) A61K 36/00 (2006.01) A61K 36/42 (2006.01) A61K 36/752 (2006.01) A61P 17/00 (2006.01) A61Q 19/00 (2006.01) A61Q 19/02 (2006.01)
Patent
CA 2601571
The present invention concerns methods and compositions that can be used, for example, in skin whitening or hyperpigmentation applications. The composition, in non- limiting aspects, can include a vitamin C derivative, niacinamide, an extract formulation comprising cucumber and lemon extract or compounds that include the following formulas: where R1, R2, R3, R4, and R5 are independently an H, an alkyl group, a hydroxyalkyl group, or a carboxyalkyl group or where R1, R2, R3, R4, and R5 are independently an H, an alkyl group, a hydroxyalkyl group, or a carboxyalkyl group and where x is an integer from 1 to 30.
L'invention porte sur des méthodes et des compositions utilisables par exemple pour le blanchiment de la peau ou le traitement de l'hyperpigmentation. La composition contient non exclusivement: un dérivé de la vitamine C, de la niacinamide, et une préparation d'extraits de concombre et de citron ou des composés soit de formule (I) dans laquelle: R1, R2, R3, R4, et R5 sont indépendamment H, un groupe alkyle, un groupe hydroxyalkyle, ou un groupe carboxyalkyle, soit de formule (II) dans laquelle: R1, R2, R3, R4, et R5 sont indépendamment H, un groupe alkyle, un groupe hydroxyalkyle, ou un groupe carboxyalkyle, et x est un entier de 1 à 30.
Majmudar Gopa
Zhao Wanli
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Mary Kay Inc.
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