ClassID:

21676

A61K2800/438 - CPC Classification

Classification description:

Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects; Chemical, physico-chemical or functional or structural properties of particular ingredients; Colour properties; Pigments; Dyes Thermochromatic; Photochromic; Phototropic

Recent Application in this class:
#1
20260115110
2026-04-30

Cosmetic and Dermatological Compositions

#2
20260090963
2026-04-02

Xanthommatin as Color Additive for Food, Beverage and Drug Compositions

#3
20260047991
2026-02-19

STIMULI-RESPONSIVE CHROMOGENIC MATERIALS, METHODS OF MAKING AND METHODS OF USE

#4
20250295569
2025-09-25

TRANSPARENT COLORED COSMETIC INGREDIENT FOR COSMETIC PRODUCTS, POSSIBLY CAPABLE OF AUTOMATICALLY CHANGING COLOR WHEN IRRADIATED BY ULTRAVIOLET LIGHT

#5
20250262138
2025-08-21

HAIR DYE COMPOSITION

#6
20250114289
2025-04-10

HAIR DYE COMPOSITION

#7
20250114285
2025-04-10

ARRAY OF HAIR DYE PRODUCTS

#8
20240173241
2024-05-30

Multistable Photochromic Pigments For Intradermal Use

#9
20230398057
2023-12-14

Agent for dyeing keratinuos material, comprising aminosilicone, a chromophoric compound and an addition product of C-Calkylene oxide(s) to the esters of fatty acids and aromatic alcohols

#10
20230255878
2023-08-17

COLOR CHANGING COSMETIC ADHESIVES

#11
20230131958
2023-04-27

Cosmetic and Dermatological Compositions

#12
20230094852
2023-03-30

TRANSPARENT COLORED COSMETIC INGREDIENT FOR COSMETIC PRODUCTS, POSSIBLY CAPABLE OF AUTOMATICALLY CHANGING COLOR WHEN IRRADIATED BY ULTRAVIOLET LIGHT

#13
20230000731
2023-01-05

Photonic structure for dynamic expression of colors and effects

#14
20220378687
2022-12-01

Product for dyeing keratinous material, containing aminosilicone, a chromophoric compound, preservative and a fatty constituent

#15
20220378686
2022-12-01

Method for dyeing keratinous material by means of a premix of aminosilicone and a chromophoric compound

#16
20220370330
2022-11-24

Method for dyeing keratinous material

#17
20220354769
2022-11-10

Product for dyeing keratinous material, containing aminosilicone, a chromophoric compound and ethoxylated fatty acid ester

#18
20220351414
2022-11-03

Integrated cosmetic design applicator

#19
20220096343
2022-03-31

COSMETIC PRODUCT USING PHOTOCHROMIC POWDER AND METHOD OF MANUFACTURING THE SAME

#20
20220062156
2022-03-03

Method for dyeing keratin material by means of a dyeing agent and an acidic posttreatment agent

#21
20220023672
2022-01-27

Coating Compositions

#22
20220000724
2022-01-06

Coating Compositions

#23
20210308020
2021-10-07

Liquid Crystal Hair Dye Composition, Use and Method

#24
20210275690
2021-09-09

UV-DETECTABLE ANTIMICROBIAL COMPOSITION

#25
20210259940
2021-08-26

Ultraviolet Indicators, Formulations, and Suncare Kits Comprising the Same

#26
20210244634
2021-08-12

PVD-aluminum pigment dispersion and cosmetic formulations

#27
20210236408
2021-08-05

METHOD FOR THE TREATMENT AND/OR PREVENTION OF DAMAGED KERATIN

#28
20200206096
2020-07-02

Chromic compositions

#29
20190284406
2019-09-19

Photochromic compositions, markers containing the same, and systems and methods for their use

#30
20190099339
2019-04-04

Cosmetic and dermatological compositions

#31
20180140519
2018-05-24

ASSEMBLY AND PROCESS FOR MAKING UP A KERATIN MATERIAL

#32
20180071189
2018-03-15

COMPOSITIONS FOR DYEING HAIR WITH CATIONIC DIRECT DYES

#33
20180000230
2018-01-04

Reversible thermochromic/photochromic cosmetic activator

#34
20170189880
2017-07-06

Stabilizing additives for thermochromic pigments

#35
20160271040
2016-09-22

Compositions for dyeing hair with cationic direct dyes

#36
20160271030
2016-09-22

Compositions for dyeing hair with cationic direct dyes

#37
20160108309
2016-04-21

Stabilizing additives for thermochromic pigments

#38
20150328138
2015-11-19

HAIR CLUE

#39
20140187668
2014-07-03

Stabilizing additives for thermochromic pigments

#40
20120308497
2012-12-06

NAIL POLISH WITH A CRACK AND COLOR CHANGING EFFECT

#41
20120253430
2012-10-04

Skin treatment including patterned light

#42
20120024308
2012-02-02

METHOD OF MAKING UP WITH LIGHT-SENSITIVE MAKEUP USING A PHOTOCHROMIC COMPOSITION IN THE ALREADY-DEVELOPED STATE

#43
20120017929
2012-01-26

METHOD OF MAKING UP USING AN ADDRESSABLE MATRIX LIGHT SOURCE

#44
20110319498
2011-12-29

Transparent goniochromatic multilayer effect pigment

#45
20110144563
2011-06-16

COSMETIC TREATMENT METHOD INVOLVING PHOTO-POLYMERIZATION OF A COMPOSITION

#46
20100278761
2010-11-04

METHOD OF MAKING UP WITH A LIGHT-SENSITIVE MAKEUP, AND A LIGHT-SENSITIVE MAKEUP COMPOSITION

#47
20100252061
2010-10-07

METHOD OF PROGRESSIVELY MAKING UP WITH LIGHT-SENSITIVE MAKEUP

#48
20100243514
2010-09-30

METHOD OF MAKING UP WITH LIGHT-SENSITIVE MAKEUP IN WHICH AN OPTICAL AGENT IS USED TO PROTECT THE RESULT OBTAINED

#49
20100226861
2010-09-09

TOPICAL COMPOSITION DETECTION

#50
20100224795
2010-09-09

TOPICAL COMPOSITION DETECTION

#51
20100215599
2010-08-26

METHOD OF MAKING UP WITH LIGHT-SENSITIVE MAKEUP BY APPLYING A BASE LAYER AND A KIT FOR IMPLEMENTING SUCH A METHOD

#52
20100043819
2010-02-25

COMPOSITIONS CONTAINING STIMULUS SENSITIVE COLORANT

#53
20090291107
2009-11-26

Chromophore Coated Metal Oxide Particles

#54
20090149772
2009-06-11

Temperature Indicator for Cooling Products

#55
20090132011
2009-05-21

Multi-Wavelength Oral Phototherapy Applicator

#56
20090130030
2009-05-21

Plural Activating Optical Change Toothpastes, Stimuli and Elements

#57
20080244838
2008-10-09

Composition for the coloring of keratinous fibers comprising a halochromic compound and/or the dye corresponding to this compound, and method of use thereof

#58
20080241086
2008-10-02

Line of cosmetic compositions

#59
20080235883
2008-10-02

Composition for the coloring of keratinous fibers comprising a halochromic compound, the dye corresponding to this compound, and methods of use thereof

#60
20080234160
2008-09-25

Color changing cleansing composition

#61
20080145326
2008-06-19

Photopatterning of skin

#62
20080132438
2008-06-05

Cleansing composition incorporating a biocide, heating agent and thermochromic substance

#63
20080044746
2008-02-21

Permanent, removable tissue markings

#64
20080039827
2008-02-14

Photopatterning of skin

#65
20080026015
2008-01-31

Thermochromic compositions for skin applicaion

#66
20070183992
2007-08-09

Cosmetic composition comprising porous particles incorporating optically active substances

#67
20070142263
2007-06-21

Color changing cleansing composition

#68
20070107625
2007-05-17

Permanent, removable tissue markings

#69
20070101513
2007-05-10

Keratin fibers colorant with a nacreous luster

#70
20070053856
2007-03-08

Integrating ultraviolet exposure detection devices

#71
20060287215
2006-12-21

Color-changing composition comprising a thermochromic ingredient

#72
20060276860
2006-12-07

Skin treatment including patterned light

#73
20060276859
2006-12-07

Photopatterning of skin

#74
20060246020
2006-11-02

Topical composition detection

#75
20060246019
2006-11-02

Topical composition detection

#76
20060180049
2006-08-17

Transparent goniochromatic multilayer effect pigment

#77
20060108247
2006-05-25

Device for packaging and distributing at least two different components, assembly including such a device, and process using such a device

#78
20060057084
2006-03-16

Attero-chromic color aggregates

#79
20060054838
2006-03-16

Integrating ultraviolet exposure detection devices

#80
20050276767
2005-12-15

Composition containing an oily phase and a naphthopyran dye, cosmetic treatment processes

#81
20050178287
2005-08-18

Permanent, removable tissue markings

#82
20050175562
2005-08-11

Skin makeup composition

#83
20050158259
2005-07-21

Cosmetic or dermatological preparation comprising a combination of a dye and an anti-inflammatory active ingredient

#84
20050107849
2005-05-19

Tissue penetrating oral phototherapy applicator

#85
18482285
2025-06-17

Hair dye composition

#86
18376626
2026-03-10

Multifunctional facial patch product