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Class Information
Number: 132/208
Name: Toilet > Methods > Hair treatment by application of specific chemical composition > Dyeing or bleaching
Description: Process wherein the composition either imparts color to the hair or removes color from the hair.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8702813 Use of ascorbic acid derivatives for dyeing keratin-containing fibres Apr. 22, 2014
8691196 Photoprotective treatment of keratin fibers by application of heat Apr. 8, 2014
8632611 Hair colouring methods and compositions thereof Jan. 21, 2014
8607803 Hair treatment process providing dispersed colors by light diffraction Dec. 17, 2013
8608808 Composition for dyeing keratin fibers, including at least one ortho-diphenol derivative, one particular metal derivative, and one alkalinizing agent Dec. 17, 2013
8597373 Hair dyeing process using a composition comprising at least one indole or indoline compound, a metal salt, hydrogen peroxide and a basifying agent Dec. 3, 2013
8585779 Composition comprising at least one 2-pyrrolidone functionalized in the 4 position with a carboxylic acid or amide, and at least one direct dye or a pigment for dyeing keratin fibres Nov. 19, 2013
8579993 Use of dyestuffs for dyeing keratin fibers and compositions comprising the dyestuffs Nov. 12, 2013
8573232 Hair treatment application system comprising an absorbent substrate Nov. 5, 2013
8562693 Method of dyeing and lightening keratin materials in the presence of a reducing agent comprising a fluorescent deisulphide dye Oct. 22, 2013
8556994 Process for altering the appearance of hair using a composition containing direct dyes and non-hydroxide bases Oct. 15, 2013
8550095 System for highlighting hair Oct. 8, 2013
8551189 Composition comprising at least one 1,8-dihydroxynaphthalene derivative and at least one basifying agent different from aqueous ammonia, process for dyeing keratin fibres using the composition Oct. 8, 2013
8522794 Method and system for imparting strand effect to hair Sep. 3, 2013
8505554 Applicator for a hair treatment composition for improved hair strand effects Aug. 13, 2013
8506651 Process for altering the appearance of hair using a composition containing dyes and non-hydroxide bases Aug. 13, 2013
8499769 Applicator for applying a hair treatment composition to a bundle of hair strands Aug. 6, 2013
8499770 Device for the application of a hair treatment composition to a hair bundle Aug. 6, 2013
8449871 Composition comprising novel polyurethanes and cosmetic treatment process May. 28, 2013
8394151 Head hair dyeing method Mar. 12, 2013
8388699 Method for levelling hair colour Mar. 5, 2013
8388700 Composition and method for colouring hair Mar. 5, 2013
8382855 Composition and method for colouring hair Feb. 26, 2013
8372160 Method for levelling hair colour Feb. 12, 2013
8349024 Hair treatment composition Jan. 8, 2013
8349025 Process for oxidative colouring keratin fibres Jan. 8, 2013
8343238 Process for altering the appearance of hair using a composition containing dyes and non-hydroxide bases Jan. 1, 2013
8328880 Method of colouring and lightening keratin materials in the presence of a reducing agent comprising a fluorescent disulphide dye Dec. 11, 2012
8313537 Mordant and hair coloring products containing the same Nov. 20, 2012
8308824 Composition and method for levelling hair colour Nov. 13, 2012
8298298 Dyes with changeable solubilities, and methods for their use Oct. 30, 2012
8277519 Hair treatment methods Oct. 2, 2012
8268015 Method for decolorizing keratin-containing fibers Sep. 18, 2012
8262739 Hair treatment process using a direct emulsion comprising an oxidizing agent and a composition containing an alkaline agent Sep. 11, 2012
8256436 Compositions for neutralizing and coloring hair and methods thereof Sep. 4, 2012
8215318 Device, system, and method for applying hair color Jul. 10, 2012
8186363 Applicator for improved application of a hair treatment composition to a bundle of hair strands May. 29, 2012
8163037 Methods and kits for providing lift and then a permanent color to hair Apr. 24, 2012
8152858 Head hair dyeing method Apr. 10, 2012
8152859 Colouring of keratinous fibers using a pretreatment comprising an iron salt and a colour developer comprising hydrolysable tannin Apr. 10, 2012
8146606 Device and method for mixing hair coloring chemicals Apr. 3, 2012
8132574 Hair treatment applicator for providing hair strand effects Mar. 13, 2012
8132570 System for highlighting hair Mar. 13, 2012
8105393 Pigment compositions for hair coloring Jan. 31, 2012
8097044 Hair compositions comprising at least one disulfide direct dye and at least one alkaline hydroxide agent and simultaneous hair shaping and dyeing processes Jan. 17, 2012
8091559 Applicator for a hair treatment composition Jan. 10, 2012
8088173 Composition for oxidation dyeing of human keratin fibers, at a pH greater than or equal to 8, comprising a fatty alcohol, a fatty ester and a cationic surfactant, method using same and device Jan. 3, 2012
8088174 Method for wash-protecting the color of artificially dyed keratin fibers Jan. 3, 2012
8088176 Methods and kits for permanently coloring hair using a developer composition containing an oxidizer composition and a shampoo Jan. 3, 2012
8038731 Method of dyeing and lightening keratin materials in the presence of a reducing agent comprising a fluorescent disulphide dye Oct. 18, 2011

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