Inventor
SABELLE STÉPHANE
FR14 patents
⚠️ This page may combine multiple inventors who share the name “SABELLE STÉPHANE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OREAL
13 patentsUS12533303B2Jan 27, 2026
Composition for the simultaneous bleaching and dyeing of keratin fibres and process using this composition
OREAL0 citations53
US11406579B2Aug 9, 2022
Use of dihydroisoquinolinium double derivatives for treating keratin materials, compositions and implementation processes
OREAL0 citations50
US11117864B2Sep 14, 2021
Use for dyeing keratin fibers of a compound of azomethine type bearing a quinoline-derived unit
OREAL0 citations50
US11504318B2Nov 22, 2022
Symmetric azomethine direct dyes, process for their preparation, cosmetic composition comprising at least one such dye and use thereof
OREAL0 citations49
US10927259B2Feb 23, 2021
Dissymmetric azomethine direct dyes and process for their preparation, cosmetic composition comprising at least one such dye and use thereof
OREAL0 citations49
US10889718B2Jan 12, 2021
Azomethine direct dyes bearing at least one cationic charge, cosmetic composition comprising at least one such dye, implementation process therefor and use thereof
OREAL0 citations49
US12233146B2Feb 25, 2025
Process for dyeing keratin fibers using a direct dye and a saccharinate salt and composition comprising them
OREAL0 citations45
US11672747B2Jun 13, 2023
Process for dyeing keratin materials using a direct dye and an aliphatic ammonium salt, and composition comprising same
OREAL0 citations45
US11406580B2Aug 9, 2022
Use of dihydroisoquinolinium salts for treating keratin materials, compositions and implementation processes
OREAL0 citations45
US11083679B2Aug 10, 2021
Use of substituted dihydroisoquinolinium salts for treating keratin materials, compositions and implementation processes
OREAL0 citations45
US10731038B2Aug 4, 2020
(Dis)symmetric azomethine-type direct dye comprising at least one pyrazolopyridine unit, process for dyeing keratin fibers using this dye
OREAL0 citations38
US10383803B2Aug 20, 2019
Dye composition using at least one coupler of meta-phenylenediamine type substituted in position 4 in a medium comprising a fatty substance, processes and device
OREAL0 citations38
US9585824B2Mar 7, 2017
Dye composition using at least one coupler of meta-phenylenediamine type substituted in position 2 in a medium comprising a fatty substance, processes and device
OREAL0 citations38