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Patents Grants
last 30 patents
Information
Patent Grant
Composition for dyeing the hair, comprising a heterocyclic oxidatio...
Patent number
11,730,688
Issue date
Aug 22, 2023
L'Oreal
Valérie Nicou
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Oxidation base derived from 1-hexyl-4,5-diaminopyrazole, compositio...
Patent number
11,555,017
Issue date
Jan 17, 2023
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Symmetric azomethine direct dyes, process for their preparation, co...
Patent number
11,504,318
Issue date
Nov 22, 2022
L'Oreal
Stéphane Sabelle
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of dihydroisoquinolinium salts for treating keratin materials,...
Patent number
11,406,580
Issue date
Aug 9, 2022
L'Oreal
Stéphane Sabelle
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of dihydroisoquinolinium double derivatives for treating kerati...
Patent number
11,406,579
Issue date
Aug 9, 2022
L'Oreal
Stéphane Sabelle
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for dyeing the hair, comprising an oxidation base of pa...
Patent number
11,324,682
Issue date
May 10, 2022
L'Oreal
Valérie Nicou
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Composition for dyeing the hair, comprising an oxidation base, a 2-...
Patent number
11,213,471
Issue date
Jan 4, 2022
L'Oreal
Valérie Nicou
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use for dyeing keratin fibers of a compound of azomethine type bear...
Patent number
11,117,864
Issue date
Sep 14, 2021
L'Oreal
Stéphane Sabelle
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use of substituted dihydroisoquinolinium salts for treating keratin...
Patent number
11,083,679
Issue date
Aug 10, 2021
L'Oreal
Stéphane Sabelle
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for dyeing keratin fibres using at least one particular tri...
Patent number
10,959,930
Issue date
Mar 30, 2021
L'Oreal
Christian Blaise
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dissymmetric azomethine direct dyes and process for their preparati...
Patent number
10,927,259
Issue date
Feb 23, 2021
L'Oreal
Stéphane Sabelle
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Azomethine direct dyes bearing at least one cationic charge, cosmet...
Patent number
10,889,718
Issue date
Jan 12, 2021
L'Oreal
Stéphane Blais
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
(Dis)symmetric azomethine-type direct dye comprising at least one p...
Patent number
10,731,038
Issue date
Aug 4, 2020
L'Oreal
Stéphane Sabelle
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Dye composition comprising a para-phenylenediamine oxidation base a...
Patent number
10,568,821
Issue date
Feb 25, 2020
L'Oreal
Valerie Nicou
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Use for dyeing keratin fibres of a compound of azomethine type bear...
Patent number
10,245,223
Issue date
Apr 2, 2019
L'Oreal
Aziz Fadli
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use for dyeing keratin fibres of a compound of azomethine type bear...
Patent number
10,240,043
Issue date
Mar 26, 2019
L'Oreal
Aziz Fadli
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dye composition comprising a para-phenylenediamine oxidation base a...
Patent number
10,195,126
Issue date
Feb 5, 2019
L'Oreal
Valerie Nicou
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a 1,2,3,4-tetrahydropyrido[2,3-b]pyrazin...
Patent number
9,980,893
Issue date
May 29, 2018
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a cationic O-alkyl-substituted meta-phen...
Patent number
9,364,404
Issue date
Jun 14, 2016
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a cationic meta-phenylenediamine
Patent number
9,345,653
Issue date
May 24, 2016
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a cationic para-aminophenol oxidation base
Patent number
9,271,910
Issue date
Mar 1, 2016
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Coupler with 7-amino-1,2,3,4-tetrahydroquinoline structure, dyeing...
Patent number
9,233,060
Issue date
Jan 12, 2016
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a heterocyclic oxidation base and a 4-am...
Patent number
9,125,834
Issue date
Sep 8, 2015
L'Oreal
Anne-Marie Couroux
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Coupler with cationic 7-amino-1,2,3,4-tetrahydroquinoline structure...
Patent number
9,107,848
Issue date
Aug 18, 2015
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cationic tetrahydropyrazolopyridines, dye composition comprising su...
Patent number
9,078,828
Issue date
Jul 14, 2015
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
4-aminoindole derivatives and use thereof for the oxidation dyeing...
Patent number
8,623,100
Issue date
Jan 7, 2014
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cationic 6-aminoindolines, dyeing compositions containing them, pro...
Patent number
8,585,778
Issue date
Nov 19, 2013
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cationic 4-aminoindoles, dye composition comprising a cationic 4-am...
Patent number
8,568,491
Issue date
Oct 29, 2013
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cationic 4-aminopyridine, dye composition comprising a cationic 4-a...
Patent number
8,491,669
Issue date
Jul 23, 2013
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dye composition comprising a heterocyclic oxidation base and an ind...
Patent number
8,366,792
Issue date
Feb 5, 2013
L'Oreal
Anne-Marie Couroux
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
PARA-PHENYLENEDIAMINE BASES WITH CATIONIC HETEROCYCLES, AND THE USE...
Publication number
20230144384
Publication date
May 11, 2023
L'Oreal
Aziz FADLI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
USE OF DIHYDROISOQUINOLINIUM SALTS FOR TREATING KERATIN MATERIALS,...
Publication number
20220241169
Publication date
Aug 4, 2022
Stéphane SABELLE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SYMMETRIC AZOMETHINE DIRECT DYES, PROCESS FOR THEIR PREPARATION, CO...
Publication number
20220016009
Publication date
Jan 20, 2022
L'Oreal
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NOVEL OXIDATION BASE DERIVED FROM 1-HEXYL-4,5- DIAMINOPYRAZOLE, COM...
Publication number
20200392088
Publication date
Dec 17, 2020
Aziz FADLI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOSITION FOR DYEING THE HAIR, COMPRISING AN OXIDATION BASE, A 2-...
Publication number
20200345604
Publication date
Nov 5, 2020
L'Oreal
Valérie NICOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE FOR DYEING KERATIN FIBERS OF A COMPOUND OF AZOMETHINE TYPE BEAR...
Publication number
20200308117
Publication date
Oct 1, 2020
L'Oreal
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PROCESS FOR DYEING KERATIN FIBRES USING AT LEAST ONE PARTICULAR TRI...
Publication number
20200276097
Publication date
Sep 3, 2020
L'Oreal
Christian Blaise
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SPECIFIC 7-AMINO-1,2,3,4-TETRAHYDROQUINOLINES, METHOD, AND COMPOSITION
Publication number
20200276102
Publication date
Sep 3, 2020
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DISSYMMETRIC AZOMETHINE DIRECT DYES AND PROCESS FOR THEIR PREPARATI...
Publication number
20200190329
Publication date
Jun 18, 2020
L'Oreal
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COMPOSITION FOR DYEING THE HAIR, COMPRISING AN OXIDATION BASE OF PA...
Publication number
20200163851
Publication date
May 28, 2020
L'Oreal
Valérie NICOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NOVEL AZOMETHINE DIRECT DYES BEARING AT LEAST ONE CATIONIC CHARGE,...
Publication number
20200123386
Publication date
Apr 23, 2020
L'Oreal
Stéphane BLAIS
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
(DIS)SYMMETRIC AZOMETHINE-TYPE DIRECT DYE COMPRISING AT LEAST ONE P...
Publication number
20190309170
Publication date
Oct 10, 2019
L'Oreal
Stéphane SABELLE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DYE COMPOSITION COMPRISING A PARA-PHENYLENEDIAMINE OXIDATION BASE A...
Publication number
20190117540
Publication date
Apr 25, 2019
L'Oreal
Valerie NICOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE OF SUBSTITUTED DIHYDROISOQUINOLINIUM SALTS FOR TREATING KERATIN...
Publication number
20190008742
Publication date
Jan 10, 2019
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE OF DIHYDROISOQUINOLINIUM SALTS FOR TREATING KERATIN MATERIALS,...
Publication number
20190008741
Publication date
Jan 10, 2019
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COMPOSITION FOR DYEING THE HAIR, COMPRISING A HETEROCYCLIC OXIDATIO...
Publication number
20180369104
Publication date
Dec 27, 2018
L'Oreal
Valérie NICOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE OF DIHYDROISOQUINOLINIUM DOUBLE DERIVATIVES FOR TREATING KERATI...
Publication number
20180369105
Publication date
Dec 27, 2018
L'Oreal
Stéphane SABELLE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BENZOXAZINE DERIVATIVES AND USE IN HAIR DYEING
Publication number
20180141922
Publication date
May 24, 2018
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DYE COMPOSITION COMPRISING A PARA-PHENYLENEDIAMINE OXIDATION BASE A...
Publication number
20170354580
Publication date
Dec 14, 2017
L'Oreal
Valerie NICOU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
USE FOR DYEING KERATIN FIBRES OF A COMPOUND OF AZOMETHINE TYPE BEAR...
Publication number
20170349753
Publication date
Dec 7, 2017
L'Oreal
Aziz FADLI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
USE FOR DYEING KERATIN FIBRES OF A COMPOUND OF AZOMETHINE TYPE BEAR...
Publication number
20170348215
Publication date
Dec 7, 2017
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CATIONIC BENZOXAZINE DERIVATIVES AND USE IN HAIR DYEING
Publication number
20170327690
Publication date
Nov 16, 2017
L'Oreal
Aziz Fadli
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DYE COMPOSITION COMPRISING A CATIONIC PARA-AMINOPHENOL OXIDATION BASE
Publication number
20160374913
Publication date
Dec 29, 2016
L'Oreal
Aziz Fadli
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DYE COMPOSITION COMPRISING A 1,2,3,4-TETRAHYDROPYRIDO[2,3-B]PYRAZIN...
Publication number
20160303018
Publication date
Oct 20, 2016
L'Oreal
Aziz FADLI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DYE COMPOSITION COMPRISING A CATIONIC O-ALKYL-SUBSTITUTED META-PHEN...
Publication number
20150202135
Publication date
Jul 23, 2015
L'Oreal
Aziz Fadli
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CATIONIC PARA-PHENYLENEDIAMINES, COMPOSITION COMPRISING AT LEAST SU...
Publication number
20150150766
Publication date
Jun 4, 2015
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DYE COMPOSITION COMPRISING A CATIONIC META-PHENYLENEDIAMINE
Publication number
20150143638
Publication date
May 28, 2015
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COUPLER WITH 7-AMINO-1,2,3,4-TETRAHYDROQUINOLINE STRUCTURE, DYEING...
Publication number
20150000691
Publication date
Jan 1, 2015
L'Oreal
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DYE COMPOSITION COMPRISING A CATIONIC PARA-AMINOPHENOL OXIDATION BASE
Publication number
20140352081
Publication date
Dec 4, 2014
L'Oreal
Aziz Fadli
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COUPLER WITH CATIONIC 7-AMINO-1,2,3,4-TETRAHYDROQUINOLINE STRUCTURE...
Publication number
20140352713
Publication date
Dec 4, 2014
Aziz Fadli
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE