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US 8,476,251 B2Granted
Skin care compositions comprising substituted diamines
AssigneeConopco, Inc.
InventorsJose Guillermo Rosa, Bijan Harichian, Diana Jean Drennan, John Steven Bajor, Carol Annette Bosko
Life of this patent
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Abstract
Skin care compositions comprising certain substituted diamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
Claims7
A skin care composition comprising:
- (a) from about 0.001% to about 20% of a substituted diamine of structure I:
- wherein R1 is selected from the group consisting of cyclohexyl, phenyl, naphthyl, ortho-, meta- or para-substituted phenyl substituted with a moiety selected from the group consisting of:
- C1-C5 alkyl, C1-C5 alkoxy, halogens, and trifluoromethyl;
- a is 2 or 3;
- and R3 and R4 are independently selected from the group consisting of methyl and ethyl
- (b) a cosmetically acceptable carrier.
3 more elements
Dependencies are inferred from the claim text.