Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2011-08-02
2011-08-02
Elhilo, Eisa B (Department: 1761)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S431000, C008S587000, C008S602000
Reexamination Certificate
active
07988739
ABSTRACT:
A multi-component hair dye composition excellent in bleaching property and dyeing property including components (a), (b) and (c) which are mixed upon use:(a) one or more kinds of glycylglycine derivative represented by general formula (1) and having two or three amino acid residues, or salts thereof; [wherein X represents a bivalent hydrocarbon group having 1 to 4 carbon atoms which may be substituted with a hydroxyl group, or an amino acid residue; Y represents an amino acid residue, or a bivalent group represented by general formula (2): (wherein symbol -* represents a bond that binds to an adjacent carbonyl group or oxygen atom); R represents a hydrogen atom, or a monovalent hydrocarbon group having 1 to 4 carbon atoms in which the hydroxy group may be substituted; and m and n each represent 0 or 1, provided that when both m and n represent 1, X is not an amino acid residue]; (b) an alkali agent; and c) an oxidizing agent; wherein formula (I) is:
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STIC Search Report dated Sep. 22, 2010.
U.S. Appl. No. 12/682,618, filed Apr. 12, 2010, Fukuhara, et al.
Fukuhara Masaki
Nojiri Masayoshi
Elhilo Eisa B
Kao Corporation
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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