US2016074295A1PendingUtilityA1

Method for lightening skin with ricinoleic acid

63
Assignee: CONOPCO INC DBA UNILEVERPriority: Jun 18, 2008Filed: Nov 23, 2015Published: Mar 17, 2016
Est. expiryJun 18, 2028(~1.9 yrs left)· nominal 20-yr term from priority
Inventors:Stephen A. Madison
A61K 8/44A61K 8/671A61K 8/347A61K 8/58A61K 8/675A61Q 19/02A61K 8/34A61K 8/365A61Q 17/04A61K 8/37A61K 8/361A61K 8/362A61K 8/27A61K 8/35
63
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Claims

Abstract

Skin lightening additives and skin lightening compositions having at least one of a heterosubstituted, saturated or unsaturated aliphatic acid are described. The compositions are suitable for topical application and comprise ricinoleic acid.

Claims

exact text as granted — not AI-modified
1 - 19 . (canceled) 
     
     
         20 - 51 . (canceled) 
     
     
         52 . A method for lightening skin comprising the steps of:
 (a) identifying skin in need of lightening   (b) contacting the skin with a composition comprising ricinoleic acid; and   (c) lightening skin,   wherein the composition lightens skin with ricinoleic acid and the composition is an emulsion.   
     
     
         53 . The method for lightening skin according to  claim 52  wherein the composition further comprises 12-hydroxystearic acid, niacinamide or both. 
     
     
         54 . The method for lightening skin according to  claim 52  wherein the composition further comprises octylmethoxycinnamate, avobenzophenone, or both. 
     
     
         55 . The method for lightening skin according to  claim 52  wherein the composition further comprises a resorcinol, retinoid or both. 
     
     
         56 . The method for lightening skin according to  claim 52  wherein the composition further comprises zinc oxide, zinc pyrithione or both. 
     
     
         57 . The method for lightening skin according to  claim 52  wherein the composition further comprises phenoxyethanol. 
     
     
         58 . The method for lightening skin according to  claim 52  wherein the composition further comprises conjugated linoleic acid, petroselinic acid or both. 
     
     
         59 . The method for lightening skin according to  claim 52  wherein the composition comprises from about 0.001 to 15% by weight ricinoleic acid. 
     
     
         60 . The method for lightening skin according to  claim 52  wherein the composition further comprises stearic acid. 
     
     
         61 . The method for lightening skin according to  claim 52  wherein the composition further comprises salicylic acid.

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