Inventor
LION BERTRAND
FR34 patents
⚠️ This page may combine multiple inventors who share the name “LION BERTRAND”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OREAL
31 patentsUS5519063AMay 21, 1996
Oily cosmetic composition containing, as a thickener, an association of two copolymers and optionally containing an amphiphilic rheology corrector
OREAL208 citations99
US6770271B2Aug 3, 2004
Polyester polyurethanes, process for preparing them, pseudolatices produced from the said polyester polyurethanes and their use in cosmetic compositions
OREAL71 citations98
US6106813AAug 22, 2000
Polyester polyurethanes, process for preparing them, produced from the said polyester polyurethanes and their use in cosmetic compositions
OREAL111 citations98
US5650159AJul 22, 1997
Cosmetic or pharmaceutical composition comprising an aqueous dispersion of polymer
OREAL64 citations95
US6403106B1Jun 11, 2002
Cosmetic use of copolymers with a rigid hydrophilic backbone grafted by flexible hydrophobic macromonomers, and compositions therefor
OREAL45 citations93
US6113882ASep 5, 2000
Cosmetic compositions comprising copolymers with a flexible backbone which are grafted with hydrophobic and rigid macromonomers
OREAL21 citations93
US5989570ANov 23, 1999
Cosmetic and dermatological compositions containing a plasticizing oligomer and a film-forming polymer and uses thereof
OREAL33 citations93
US5616598AApr 1, 1997
Cosmetic composition comprising a fatty substance and an aqueous polymer dispersion and the use thereof
OREAL25 citations93
US7423104B2Sep 9, 2008
Hyperbranched copolymer comprising monomers of choice, a composition, and a cosmetic method
OREAL32 citations92
US6372201B1Apr 16, 2002
Nail varnish comprising an aqueous polymer dispersion
OREAL54 citations89
US7541414B2Jun 2, 2009
Hyperbranched copolymer comprising monomers of choice, a composition, and a cosmetic method
OREAL8 citations84
US7932324B2Apr 26, 2011
Block polymers and cosmetic compositions and processes comprising them
OREAL7 citations83
US7915347B2Mar 29, 2011
Block polymers and cosmetic compositions and processes comprising them
OREAL7 citations83
US7803877B2Sep 28, 2010
Block polymers and cosmetic compositions and processes comprising them
OREAL12 citations83
US6403073B1Jun 11, 2002
Compositions for treating keratinic materials containing the association of a polyampholyte polymer and a non-volatile and water insoluble organopolysiloxane
OREAL9 citations74
US6093384AJul 25, 2000
Hair-care composition comprising an aqueous polymer dispersion
OREAL13 citations74
US5965116AOct 12, 1999
Use of acrylic copolymers in cosmetics and compositions used
OREAL10 citations74
US5587145ADec 24, 1996
Aqueous aerosol lacquer for setting hair
OREAL10 citations74
US5324765AJun 28, 1994
Surfactant containing composition thickened with a copolymer based on an ethylenically unsaturated carboxylic acid and an N-alkyl acrylamide
OREAL18 citations74
US5709850AJan 20, 1998
Hair-setting composition
OREAL14 citations73
US5660820AAug 26, 1997
Hair-setting composition
OREAL12 citations73
US7906126B2Mar 15, 2011
Adhesive block ethylenic copolymers, cosmetic compositions containing them and cosmetic use of these copolymers
OREAL2 citations63
US6387351B1May 14, 2002
Hair-care composition comprising an aqueous polymer dispersion
OREAL2 citations63
US10617626B2Apr 14, 2020
Process for treating keratin fibres with an ethylenic polymer bearing a maleic anhydride group and a polyol
OREAL1 citations60
US7794695B2Sep 14, 2010
Non-transfer cosmetic composition comprising a dispersion of particles of a silicon-free grafted ethylene polymer in a liquid fatty phase
OREAL3 citations60
US8367777B2Feb 5, 2013
Adhesive block ethylenic copolymers, cosmetic compositions containing them and cosmetic use of these copolymers
OREAL0 citations52
US7910120B2Mar 22, 2011
Adhesive block ethylenic copolymers, cosmetic compositions containing them and cosmetic use of these copolymers
OREAL0 citations52
US10172780B2Jan 8, 2019
Acrylic polymer of maleic anhydride and use thereof in cosmetics
OREAL0 citations49
US11207260B2Dec 28, 2021
Phosphonic ethylenic polymer and cosmetic uses thereof
OREAL0 citations43
US10632058B2Apr 28, 2020
Phosphonic copolymer and use thereof in the cosmetics field
OREAL0 citations43
US10792241B2Oct 6, 2020
Cosmetic process for treating keratin materials with a maleic anhydride ethylenic polymer
OREAL0 citations39