Inventor · disambiguated record
Frédéric Legrand
Also filed as: LEGRAND FREDERIC · LEGRAND FRéDéRIC
40 granted patents·16 pending applications·696 citations·filing 2000–2017
98Inventor score
Top patents by PatentIndex Score
56 records- 0199US7651533B2Dye composition with a reduced content of starting materials, process for dyeing keratin fibers using the same and device thereforOREAL·Filed 2006·Granted Jan 26, 2010·59 cites·28 claims
- 0299US7575605B2Dye composition comprising at least one glycerol ester and a process for dyeing keratin fibers using the compositionOREAL·Filed 2006·Granted Aug 18, 2009·57 cites·28 claims
- 0397US6260556B1Anhydrous composition for bleaching keratin fibersOREAL·Filed 2000·Granted Jul 17, 2001·144 cites·47 claims
- 0496US7217298B2Ready-to-use bleaching compositions, preparation process and bleaching processOREAL·Filed 2004·Granted May 15, 2007·65 cites·64 claims
- 0596US6800098B1Oxidation dye composition for keratinic fibres containing a thickening polymer with an ether plastic skeletonOREAL·Filed 2000·Granted Oct 5, 2004·81 cites·66 claims
- 0695US7220285B2Pulverulent composition for bleaching human keratin fibersOREAL·Filed 2006·Granted May 22, 2007·14 cites·31 claims
- 0794US7569078B2Dye composition comprising at least one cellulose and process for dyeing keratin fibers using the dye compositionOREAL·Filed 2006·Granted Aug 4, 2009·14 cites·27 claims
- 0894US6984250B1Composition, method, and kit for the bleaching or permanent reshaping of keratin fibers, comprising at least one thickening polymer with an aminoplast-ether skeletonOREAL·Filed 2000·Granted Jan 10, 2006·41 cites·82 claims
- 0993US8241370B2Composition comprising an alkanolamine, a basic amino acid and a suitably selected additional alkaline agentLEGRAND FREDERIC·Filed 2008·Granted Aug 14, 2012·16 cites·15 claims
- 1093US6379401B1Anhydrous composition for bleaching keratin fibers comprising a combination of a water-soluble thickening polymer and a nonionic amphiphilic polymer comprising at least one fatty chainOREAL·Filed 2000·Granted Apr 30, 2002·43 cites·49 claims
- 1192US11213471B2Composition for dyeing the hair, comprising an oxidation base, a 2-amino-5-ethylphenol coupler and a fatty substanceOREAL·Filed 2016·Granted Jan 4, 2022·6 cites·20 claims
- 1291US7442214B2Dye composition comprising at least one non-ionic associative polymer and process for dyeing keratin fibers using sameOREAL·Filed 2006·Granted Oct 28, 2008·8 cites·26 claims
- 1391US6846333B2Keratin fiber dyeing composition comprising a particular aminosiliconeOREAL·Filed 2002·Granted Jan 25, 2005·35 cites·74 claims
- 1489US9565915B2Compositions and methods for altering the appearance of hairOREAL·Filed 2014·Granted Feb 14, 2017·6 cites·28 claims
- 1588US8343237B2Composition comprising an alkanolamine, an amino acid and an associative polymerOREAL·Filed 2008·Granted Jan 1, 2013·4 cites·15 claims
- 1688US8257447B2Composition comprising an alkanolamine, an amino acid and a cationic polymerLEGRAND FREDERIC·Filed 2008·Granted Sep 4, 2012·5 cites·22 claims
- 1788US7135167B2Oxidizing composition for treating keratin fibers, comprising a particular aminosiliconeOREAL·Filed 2002·Granted Nov 14, 2006·21 cites·59 claims
- 1886US7550015B2Dye composition with a reduced content of starting materials, and process for dyeing keratin fibers using the sameOREAL·Filed 2006·Granted Jun 23, 2009·3 cites·29 claims
- 1983US7578854B2Dye composition comprising at least one fatty acid ester and process for dyeing keratin fibers using the sameOREAL·Filed 2006·Granted Aug 25, 2009·2 cites·26 claims
- 2081US6641618B1Ready-to-use aqueous composition for bleaching keratin fibers, comprising a combination of a water-soluble solvent and a nonionic and/or anionic amphiphilic polymer comprising at least one fatty chainOREAL·Filed 2000·Granted Nov 4, 2003·11 cites·42 claims
- 2179US9566221B2Methods for altering the color and appearance of hairOREAL·Filed 2013·Granted Feb 14, 2017·1 cites·20 claims
- 2278US7077869B2Composition for bleaching or permanent waving of keratinous fibers comprising a cationic associative polyurethaneOREAL·Filed 2001·Granted Jul 18, 2006·7 cites·76 claims
- 2378US6919073B2Pulverulent composition for bleaching human keratin fibersOREAL·Filed 2002·Granted Jul 19, 2005·6 cites·21 claims
- 2477US6916344B1Direct dyeing composition for keratinic fibers containing a thickening polymer with an ether plastic skeletonOREAL·Filed 2000·Granted Jul 12, 2005·7 cites·62 claims
- 2576US10515426B2Method for estimating a characteristic of a liquefied natural gas loadGDF SUEZ·Filed 2014·Granted Dec 24, 2019·5 cites·23 claims
- 2676US7803355B2Anhydrous paste for bleaching human keratin fibersLEGRAND FREDERIC·Filed 2003·Granted Sep 28, 2010·6 cites·32 claims
- 2775US10639254B2Dye composition comprising a para-phenylenediamine oxidation base and an additional baseOREAL·Filed 2015·Granted May 5, 2020·1 cites·17 claims
- 2875US7128902B2Reducing composition for treating keratin fibres, comprising a particular aminosiliconeOREAL·Filed 2002·Granted Oct 31, 2006·6 cites·44 claims
- 2974US6444197B2Bleaching composition for keratin fibers, comprising a combination of two polyurethane polyethersOREAL·Filed 2000·Granted Sep 3, 2002·5 cites·67 claims
- 3072US7179300B2Cosmetic composition containing sulfinic acid derivativesOREAL·Filed 2002·Granted Feb 20, 2007·5 cites·43 claims
- 3171US7066965B2Bleaching composition for keratinous fibers comprising an associate polyurethaneOREAL·Filed 2001·Granted Jun 27, 2006·2 cites·63 claims
- 3271US7022144B2Oxidizing compositions containing a mixture of polymers including at least one copolymer based on acrylamide and 2-acrylamido-2-methylpropanesulphonic acidOREAL·Filed 2003·Granted Apr 4, 2006·3 cites·37 claims
- 3371US6800096B1Composition, process and kit for bleaching keratin fibers comprising at least one thickening polymer with an aminoplast-ether skeletonOREAL·Filed 2000·Granted Oct 5, 2004·3 cites·68 claims
- 3469US9565916B2Compositions and methods for altering the appearance of hairOREAL·Filed 2012·Granted Feb 14, 2017·1 cites·28 claims
- 3569US7226486B2Ready-to-use bleaching compositions, preparation process and bleaching processOREAL·Filed 2004·Granted Jun 5, 2007·2 cites·51 claims
- 3661US10962175B2Method and system for calculating, in real-time, the duration of autonomy of a non-refrigerated tank containing LNGENGIE·Filed 2016·Granted Mar 30, 2021·1 cites·4 claims
- 3760US9578944B2Compositions and methods for altering the appearance of hairOREAL·Filed 2012·Granted Feb 28, 2017·0 cites·28 claims
- 3859US2005201960A1Pulverulent composition for bleaching human keratin fibersOREAL·Filed 2005·Application pending·0 cites
- 3958US2005191251A1Anhydrous bleaching paste comprising at least one ceramide-type compound and method using itOREAL·Filed 2004·Application pending·0 cites
- 4055US2005011017A1Oxidizing composition comprising hydroxycarboxylic acids and salts thereof as complexing agents for dyeing, bleaching or permanently reshaping keratin fibresOREAL·Filed 2004·Application pending·0 cites
- 4155US2005036970A1Reducing compositions for bleaching or permanently reshaping keratin fibres comprising polycarboxylic acids and salts thereof as complexing agentsOREAL·Filed 2004·Application pending·0 cites
- 4254US2005039270A1Use of polycarboxylic acids and salts thereof as complexing agents in oxidizing compositions for dyeing, bleaching or permanently reshaping keratin fibresOREAL·Filed 2004·Application pending·0 cites
- 4354US2005129644A1Use of hydroxycarboxylic acids and salts thereof as complexing agents in reducing compositions for bleaching or permanently reshaping keratin fibresOREAL·Filed 2004·Application pending·0 cites
- 4454US2004141930A1Oil-in-water oxidizing cream emulsion for treating human keratin fibersFiled 2003·Application pending·0 cites
- 4553US2004181883A1Pasty anhydrous composition for simultaneously bleaching and dyeing human keratin fibers comprising at least one peroxygenated salt, at least one alkaline agent, at least one inert organic liquid and at least one cationic direct dye; process using such a compound; and kit comprising such a compoundFiled 2003·Application pending·0 cites
- 4651US2003147840A1Reducing composition for treating keratin fibres, comprising a particular aminosiliconeFiled 2002·Application pending·0 cites
- 4751US2005008589A1Cosmetic composition containing sulphinic acid derivativesFiled 2002·Application pending·0 cites
- 4851US2003152541A1Oxidizing composition for treating keratin fibres, comprising a particular aminosiliconeFiled 2002·Application pending·0 cites
- 4951US2003152534A1Composition for dyeing keratin fibers comprising a particular aminosiliconeFiled 2002·Application pending·0 cites
- 5050US2003077237A1Pulverulent composition for bleaching human keratin fibersOREAL·Filed 2002·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Frédéric Legrand files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →