The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 22, 2005
Filed:
Mar. 11, 2003
Arthur Ray Love, Nutley, NJ (US);
Judith Lynne Kerschner, Hawthorne, NJ (US);
Michael James Barratt, Oak Ridge, NJ (US);
Yan Zhou, Montville, NJ (US);
Prem Chandar, Closter, NJ (US);
Arthur Ray Love, Nutley, NJ (US);
Judith Lynne Kerschner, Hawthorne, NJ (US);
Michael James Barratt, Oak Ridge, NJ (US);
Yan Zhou, Montville, NJ (US);
Prem Chandar, Closter, NJ (US);
Unilever Home & Personal Care USA Division of Conopco, Inc., Greenwich, CT (US);
Abstract
Cosmetic compositions containing organic sunscreens along with a 4-substituted resorcinol derivatives of general formula I exhibit improved storage stability and oxidative stability:where each Rand R, independently, represents a hydrogen atom, —CO—R (acyl group), —COO—R CONHR; where R represents saturated or unsaturated, linear, branched or cyclic C-Chydrocarbon groups; andRrepresents (1) an alkyl group, having from 1 to 18 carbon atoms, preferably having from 2 to 12 carbon atoms, with or without substitution of one or more hydrogen atoms of a linear alkyl group with a methyl or ethyl group; e.g., Rconstitutes linear or branched chain alkyls, or (2) a group of the general formula formula (II)Where X is preferably H, n is 0 to 3 and the dashed lines represents an optional double bond.