Inventor · disambiguated record
Laurent Chassot
Also filed as: CHASSOT LAURENT
42 granted patents·1 pending application·319 citations·filing 1993–2006
97Inventor score
Top patents by PatentIndex Score
43 records- 0191US7491244B2Oxidizing hair coloring agents containing m-aminophenol derivativesPROCTER & GAMBLE·Filed 2006·Granted Feb 17, 2009·7 cites·8 claims
- 0291US6436152B1Substituted 2-aminoalky-1,4-diaminobenzene compounds and oxidation dye precursor compositions containing sameWELLA AG·Filed 2000·Granted Aug 20, 2002·26 cites·10 claims
- 0386US5348580AStabilization of organic pigmentsCIBA GEIGY CORP·Filed 1993·Granted Sep 20, 1994·24 cites·24 claims
- 0483US6600050B2Diaminopyrazole derivatives and dyes containing said compoundsWELLA AG·Filed 2001·Granted Jul 29, 2003·13 cites·12 claims
- 0580US6500213B1Oxidizing hair coloring agents containing 2,5-diamino-1-phenylbenzene derivatives and novel 2,5-diamino-1-phenylbenzene derivativesWELLA AG·Filed 1999·Granted Dec 31, 2002·21 cites·14 claims
- 0680US6203909B1Composite pigmentCIBA SC HOLDING AG·Filed 1998·Granted Mar 20, 2001·47 cites·12 claims
- 0777US6840965B2P-aminophenols and colorants containing said compoundsWELLA AG·Filed 2001·Granted Jan 11, 2005·8 cites·10 claims
- 0875US6997961B2N-heteroarylmethyl-m-phenylenediamine derivatives-containing dyes for keratin fibers and novel n-heteroarylmethyl-m-phenylenediamine derivativesWELLA AG·Filed 2001·Granted Feb 14, 2006·6 cites·15 claims
- 0975US5522925AOrganic pigments coated with Zr or Ti phosphate complexesCIBA GEIGY CORP·Filed 1994·Granted Jun 4, 1996·12 cites·18 claims
- 1074US6699296B2P-diaminobenzene derivatives and dyes containing said compoundsWELLA AG·Filed 2001·Granted Mar 2, 2004·6 cites·11 claims
- 1174US5389141AStabilization of pyrrolopyrrole pigmentsCIBA GEIGY CORP·Filed 1993·Granted Feb 14, 1995·19 cites·14 claims
- 1273US6592631B2p-Aminophenol derivative compounds and dye compositions containing sameWELLA AG·Filed 2001·Granted Jul 15, 2003·5 cites·16 claims
- 1372US7070626B2(P-amino-hydroxyphenyl)-acrylamide derivatives and dyes containing said compoundsWELLA AG·Filed 2001·Granted Jul 4, 2006·5 cites·9 claims
- 1472US6849766B21,4-diamino-2-alkenylbenzene derivatives, and dyes containing these compoundsWELLA AG·Filed 2001·Granted Feb 1, 2005·2 cites·17 claims
- 1572US5346545AStabilizationCIBA GEIGY CORP·Filed 1993·Granted Sep 13, 1994·18 cites·12 claims
- 1670US6875873B21,4-Diamino-2-(thiazol-2-yl)benzene derivatives, and dyes containing said compoundsWELLA AG·Filed 2001·Granted Apr 5, 2005·1 cites·14 claims
- 1769US6602302B1Substituted 1,4 diaminobenzene compounds and oxidation dye precursor compositions containing sameWELLA AG·Filed 2000·Granted Aug 5, 2003·4 cites·9 claims
- 1869US5641350AOrganic pigments coated with metal phosphate complexes and aminesCIBA GEIGY CORP·Filed 1995·Granted Jun 24, 1997·11 cites·31 claims
- 1968US6780998B2Substituted 2-aminoalkyl-1,4-diaminobenzene compounds and oxidation dye precursor compositions containing sameWELLA AG·Filed 2002·Granted Aug 24, 2004·3 cites·5 claims
- 2067US6800097B2Substituted 2-aminoalkyl-1,4-Diaminobenzene compounds and oxidation dye precursor compositions containing sameWELLA AG·Filed 2002·Granted Oct 5, 2004·4 cites·11 claims
- 2165US6042620Ap-diaminobenzene derivative compounds and dye compositions containing sameWELLA AG·Filed 1999·Granted Mar 28, 2000·28 cites·19 claims
- 2263US6936077B21,3-diamino-4-(aminomethyl)—benzene derivatives and colorants containing the said compoundsWELLA AG·Filed 2001·Granted Aug 30, 2005·2 cites·12 claims
- 2359US6749644B22-hydroxy-5-amino-biphenyl-derivatives and oxidative hair coloring agents containing said compoundsWELLA AG·Filed 2001·Granted Jun 15, 2004·2 cites·9 claims
- 2458US6461388B1Diaminobenzene derivative compounds and dye compositions containing sameWELLA AG·Filed 2000·Granted Oct 8, 2002·2 cites·14 claims
- 2557US6685751B2Substituted 1,4-diaminobenzene compounds and oxidation dye precursor compositions containing sameWELLA AG·Filed 2002·Granted Feb 3, 2004·1 cites·8 claims
- 2657US5968242AColourant-loaded molecular sieveCIBA SC HOLDING AG·Filed 1997·Granted Oct 19, 1999·14 cites·10 claims
- 2756US6849097B2N-heteroarylmethyl-p-phnylendiamine derivatives and compounds containing oxidationcoloring agentsWELLA AG·Filed 2001·Granted Feb 1, 2005·0 cites·8 claims
- 2855US7156884B2Compositions and methods for dyeing keratinous fibersWELLA AG·Filed 2003·Granted Jan 2, 2007·0 cites·17 claims
- 2955US7125428B21,3-Dihydroxybenzene derivatives and colorants containing said compoundsWELLA AG·Filed 2002·Granted Oct 24, 2006·1 cites·24 claims
- 3053US7122061B2Agents for dyeing keratin fibers, containing 4-aminobiphenyl-3-ol-derivativesWELLA AG·Filed 2003·Granted Oct 17, 2006·0 cites·9 claims
- 3153US6887281B2N-heteroarylmethyl-p-phenylenediamine derivatives as well as oxidation dyeing agents containing these compoundsWELLA AG·Filed 2004·Granted May 3, 2005·0 cites·10 claims
- 3252US6132475ADiaminobenzene derivative compounds and dye compositions containing sameWELLA AG·Filed 1999·Granted Oct 17, 2000·14 cites·17 claims
- 3350US7641702B2O-Aminophenol derivatives and colorants containing said compoundsWELLA AG·Filed 2005·Granted Jan 5, 2010·0 cites·5 claims
- 3449US7074243B2N-benzyl-m-phenylenediamine derivatives and dyes containing said compoundsWELLA AG·Filed 2002·Granted Jul 11, 2006·0 cites·11 claims
- 3548US7056347B2Coloring agents for keratin fibers containing (1,1′-biphenyl)-2,4-diamine derivatives in addition to novel (1,1′-biphenyl)-2,4-diamine-derivativesWELLA AG·Filed 2001·Granted Jun 6, 2006·0 cites·11 claims
- 3646US6689174B2N-benzyl-p-phenylenediamine-derivatives containing coloring agents for keratin fibres and novel n-benzyl-p-phenylenediamine-derivativesWELLA AG·Filed 2001·Granted Feb 10, 2004·0 cites·8 claims
- 3745USRE41549EDyes for keratin fibers, the dyes containing n-benzyl-p-phenylenediamine derivatives and novel n-benzyl-p-phenylenediamine derivativesWELLA AG·Filed 2001·Granted Aug 24, 2010·0 cites·11 claims
- 3843US7455698B2Cationic dyes and dyestuff for keratin fibres containing said compoundsWELLA AG·Filed 2005·Granted Nov 25, 2008·0 cites·15 claims
- 3943US2007169287A1P-diaminobenzene derivatives and dyes containing these compoundsPROCTER & GAMBLE·Filed 2006·Application pending·0 cites
- 4041US6811573B2Dyes for keratin fibres containing 1,3-diamino-4-heteroarylbenzene derivatives and novel 1,3-diamino-4-heteroarylbenzene derivativesWELLA AG·Filed 2001·Granted Nov 2, 2004·0 cites·11 claims
- 4141US6231622B1Dye compositions, especially for dyeing hair, containing indane derivative compoundsWELLA AG·Filed 1999·Granted May 15, 2001·10 cites·13 claims
- 4240US6699990B23-(2,5-diaminophenyl)-acrylamide derivatives and coloring agents containing said compoundsWELLA AG·Filed 2001·Granted Mar 2, 2004·0 cites·11 claims
- 4337US5378276ADiketopyrrolopyrroles containing nitroxyl groupsCIBA GEIGY CORP·Filed 1994·Granted Jan 3, 1995·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →