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US 7,396,534 B2Granted
Cosmetic compositions containing Nigrospora sphaerica extracts
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorsJohn Steven Bajor, Michael James Barratt, Carol Annette Bosko
Life of this patent
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Abstract
Disclosed are extracts of Nigrospora sphaerica as cosmetic skin benefit agents, preferably as skin lightening agents alone or in combination with other skin benefit agents and together with a cosmetic vehicle. The inventive extracts, compositions and methods have effective skin lightening properties, may be easier to deliver to the skin, and are commercially available or cost-effective and available in nature.
Claims15
A cosmetic method of skin lightening comprising applying to the skin a composition comprising:
- a. about 0.000001 wt % to about 50 wt % of a Nigrospora sphaerica extract;
- and
- b. a cosmetically acceptable carrier.
A cosmetic composition comprising:
- a. about 0.000001 to about 50% of Nigrospora sphaerica extract. and
- a. a cosmetically acceptable carrier
- wherein said composition further comprises a skin benefit agent selected from the group consisting of alpha-hydoxy acids, beta-hydroxy acids, polyhydroxy acids, hydroquinone, t-butyl hydroquinone, Vitamin B and C derivatives, dioic acids, retinoids, resorcinol derivatives, vanillic acid, betulinic acid, hydrolactin, and mixtures thereof.
Dependencies are inferred from the claim text.