Inventor · disambiguated record
Gerard Lang
Also filed as: BUGAUT ANDREE · LANG GERARD
198 granted patents·16 pending applications·6,974 citations·filing 1973–2006
99Inventor score
Top patents by PatentIndex Score
214 records- 0199US4422853AHair dyeing compositions containing quaternized polymerOREAL·Filed 1980·Granted Dec 27, 1983·454 cites·6 claims
- 0299US4381919AHair dye composition containing quaternized polymersOREAL·Filed 1979·Granted May 3, 1983·503 cites·17 claims
- 0399US4217914AQuaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skinOREAL·Filed 1977·Granted Aug 19, 1980·587 cites·36 claims
- 0499US4197865ATreating hair with quaternized polymersOREAL·Filed 1978·Granted Apr 15, 1980·505 cites·4 claims
- 0599US4025301AAzo dyes derived from 3-amino pyridine in hair dye compositionsOREAL·Filed 1975·Granted May 24, 1977·133 cites·17 claims
- 0698US5624663APhotostable cosmetic filter composition cotaining a UV-A filter and a substituted dialkylbenzalmalonate, the use of substituted dialkylbenzalmalonates in cosmetics as broad-band solar filters and novel substituted dialkyl malonatesOREAL·Filed 1995·Granted Apr 29, 1997·343 cites·11 claims
- 0798US4702906ACosmetic agents based on polycationic polymers, and their use in cosmetic compositionsOREAL·Filed 1985·Granted Oct 27, 1987·284 cites·5 claims
- 0898US4608250AQuaternized polymers; process for preparing the same; and cosmetic compositions containing the sameOREAL·Filed 1983·Granted Aug 26, 1986·241 cites·2 claims
- 0997US5196189AQuaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skinOREAL·Filed 1992·Granted Mar 23, 1993·258 cites·24 claims
- 1097US4826969ABicyclic naphthalenic derivatives, a process for preparing the same and human or veterinary medicines and cosmetic compositions containing said derivativesCIRD·Filed 1986·Granted May 2, 1989·153 cites·30 claims
- 1197US4522808AAnti-sunburn compositions containing 2-phenyl-indole derivativesOREAL·Filed 1982·Granted Jun 11, 1985·53 cites·4 claims
- 1296US7507260B2Composition for dyeing keratinous fibres with a cationic direct dye and a siliconeOREAL·Filed 2006·Granted Mar 24, 2009·13 cites·62 claims
- 1396US4948579AQuaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skinOREAL·Filed 1983·Granted Aug 14, 1990·166 cites·2 claims
- 1496US4390689APolycationic polymers and their preparationOREAL·Filed 1980·Granted Jun 28, 1983·102 cites·27 claims
- 1596US3985499ADiazamerocyanines for dyeing keratinous fibersOREAL·Filed 1975·Granted Oct 12, 1976·96 cites·14 claims
- 1694US5015767AN-(mercaptoalkyl)Ω-hydroxyalkylamides and their use as a reducing agent in a process for permanently deforming hairOREAL·Filed 1990·Granted May 14, 1991·36 cites·2 claims
- 1794US3955918AAzo derivatives or pyridine N-oxide for use in hair dye compositionsOREAL·Filed 1973·Granted May 11, 1976·88 cites·4 claims
- 1893US4833240ABicyclic aromatic derivatives, method for preparing them, and their use in human and veterinary medicine and in cosmeticsCIRD·Filed 1987·Granted May 23, 1989·77 cites·29 claims
- 1993US4585597A3-benzylidene-camphors, process for their preparation and their use in protection against UV raysOREAL·Filed 1983·Granted Apr 29, 1986·94 cites·14 claims
- 2092US5089250ACosmetic containing benzotriazole diorganopolysiloxanesOREAL·Filed 1990·Granted Feb 18, 1992·59 cites·13 claims
- 2191US5106612AN-(mercaptoalkyl)ω-hydroxyalkylamides and their use as a reducing agent in a process for permanently deforming hairOREAL·Filed 1991·Granted Apr 21, 1992·68 cites·3 claims
- 2290US5102660APolyaminoamides which filter ultraviolet radiation, process for their preparation and their use in the protection of the skin and hairOREAL·Filed 1990·Granted Apr 7, 1992·44 cites·20 claims
- 2390US4822375ADyeing compositions for keratinous fibres based on indole derivatives, and new compoundsOREAL·Filed 1987·Granted Apr 18, 1989·30 cites·25 claims
- 2489US5192332ACosmetic temporary coloring compositions containing protein derivativesOREAL·Filed 1991·Granted Mar 9, 1993·106 cites·8 claims
- 2589US4726942ACosmetic composition for protection against ultraviolet radiation and its use for this purposeOREAL·Filed 1984·Granted Feb 23, 1988·37 cites·16 claims
- 2689US4151162ADiazomerocyanines and mesomeric forms thereofOREAL·Filed 1976·Granted Apr 24, 1979·63 cites·3 claims
- 2789US4098882AAnti-solar compositionOREAL·Filed 1975·Granted Jul 4, 1978·17 cites·9 claims
- 2888US5364414ATinctorial composition for keratinous fibres containing oxidation dye precursors and aminoindole couplers, methods for dyeing using these compositions and new compoundsOREAL·Filed 1992·Granted Nov 15, 1994·100 cites·20 claims
- 2987US4956175AN-(mercaptoalkyl)omega-hydroxyalkylamides and their use as a reducing agent in a process for permanently deforming hairOREAL·Filed 1989·Granted Sep 11, 1990·49 cites·8 claims
- 3087US4293542ACosmetic composition for imparting to human skin a coloration resembling a natural tanOREAL·Filed 1977·Granted Oct 6, 1981·62 cites·35 claims
- 3186US4775526A3-benzylidene benzheterazoles in ultraviolet screening compositionsOREAL·Filed 1986·Granted Oct 4, 1988·21 cites·20 claims
- 3285US7300473B2Composition for dyeing keratin fibers with a cationic direct dye and a thickening polymerOREAL·Filed 2006·Granted Nov 27, 2007·2 cites·45 claims
- 3385US4845293ADyeing composition containing halogenated 2-nitroanilinesOREAL·Filed 1987·Granted Jul 4, 1989·66 cites·27 claims
- 3485US4129644AProtecting skin and hair with cosmetic compositions containing superoxide dismutaseOREAL·Filed 1975·Granted Dec 12, 1978·51 cites·8 claims
- 3584US4749379ANitroaminophenols and their use in dyeing keratinous fibres.OREAL·Filed 1986·Granted Jun 7, 1988·15 cites·17 claims
- 3683US5131911AUse of indole derivative for dyeing keratin materials, tinctorial compositions, new compounds and dyeing processOREAL·Filed 1991·Granted Jul 21, 1992·31 cites·30 claims
- 3783US5068393AAromatic derivatives of butyric acid, a process for their preparation and their use in cosmetics and in human and veterinary medicineOREAL·Filed 1988·Granted Nov 26, 1991·18 cites·21 claims
- 3883US5032137AP-phenylenediamines, process for preparation thereof, dyeing compositions containing them and corresponding dyeing processOREAL·Filed 1990·Granted Jul 16, 1991·17 cites·2 claims
- 3983US5023363AAromatic compounds, a process for their preparation and their use in human and veterinary medicine and for cosmetic compositionsOREAL·Filed 1988·Granted Jun 11, 1991·16 cites·22 claims
- 4082US6423100B1Composition for oxidation dyeing of keratin fibers and process using sameOREAL·Filed 1998·Granted Jul 23, 2002·60 cites·41 claims
- 4182US5198567ABenzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing themOREAL·Filed 1991·Granted Mar 30, 1993·32 cites·28 claims
- 4282US4153065AAzo derivatives of pyridine n-oxide for use in hair dye compositionsOREAL·Filed 1977·Granted May 8, 1979·34 cites·16 claims
- 4381US5605680APhotostable cosmetic composition containing a UV-A screen and a UV-B screen and a process for stabilizing the UV-A screen with the UV-B screenOREAL·Filed 1995·Granted Feb 25, 1997·49 cites·14 claims
- 4481US4671956AAntiacne composition containing benzoic peroxide in association with at least one sun filterOREAL·Filed 1986·Granted Jun 9, 1987·65 cites·5 claims
- 4580US5064641APolyvalent metal salts of sulphonted derivatives of benzylidenecamphor and their use for protecting the skin against ultraviolet radiationOREAL·Filed 1989·Granted Nov 12, 1991·17 cites·13 claims
- 4680US4710584ADerivatives of 3-benzylidene camphor, process for their preparation and their use as protective agents against UV rays and as medicamentsOREAL·Filed 1984·Granted Dec 1, 1987·14 cites·27 claims
- 4779US4568743A1,8,-Dihydroxy-9-anthrones substituted in the 10-positionCIRD·Filed 1982·Granted Feb 4, 1986·8 cites·5 claims
- 4878US4425321ADeodorant compositions containing a polycarboxylic acid saltOREAL·Filed 1978·Granted Jan 10, 1984·38 cites·12 claims
- 4977US5114429AAliphatic alpha, omega-diamine compounds and their use in hair dyeingOREAL·Filed 1989·Granted May 19, 1992·12 cites·8 claims
- 5077US5004594ABenzylidenecamphor sulphonamides derived from amino acids and their application in cosmetics, particularly as sunscreensOREAL·Filed 1988·Granted Apr 2, 1991·13 cites·15 claims
Showing the top 50 of 214 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →