Patents by Inventor Christophe Dumousseaux
Christophe Dumousseaux has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230363993Abstract: The present application relates to a two-phase composition comprising an aqueous phase comprising one or more polyols in which the polyol(s) are present in a content ranging from 5% to 30% by weight relative to the total weight of the two-phase composition, and an oily phase comprising one or more non-silicone oils, the oily phase having a viscosity of less than 75 mPa.s according to the viscosity measurement method and the respective weight ratio between the aqueous phase and the oily phase ranging from 60:40 to 95:5..Type: ApplicationFiled: December 15, 2020Publication date: November 16, 2023Inventors: Caroline SIRICHANDRA, Christophe DUMOUSSEAUX, Amélie FRIOT-DARDERES
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Patent number: 11730682Abstract: The present invention relates to a cosmetic process which applies onto the skin a self-standing cosmetic sheet for the skin, comprising: at least one biocompatible and/or biodegradable hydrophobic polymer layer wherein the self-standing cosmetic sheet has a thickness of from 10 to 1000 nm, preferably from 30 to 500 nm, and more preferably from 50 to 300 nm. The cosmetic sheet according to the present invention may comprise at least one cosmetic active ingredient. The cosmetic sheet used in the present invention is very thin and not easily perceived on the skin; can be prepared with a variety of materials such as a biocompatible and/or biodegradable material; and can adhere well onto the skin without any adhesive layer so that it is less irritable or no irritable to the skin.Type: GrantFiled: February 15, 2018Date of Patent: August 22, 2023Assignee: L'OREALInventors: Toshifumi Shiroya, Anne Laure Bernard, Christophe Dumousseaux
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Patent number: 11642297Abstract: The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one hydrophilic or water-soluble UV filter; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as UV filtering, as well as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.Type: GrantFiled: December 6, 2016Date of Patent: May 9, 2023Assignee: L'OrealInventors: Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma, Ritesh Sinha, Christophe Dumousseaux
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Patent number: 11523976Abstract: The present invention relates to a composite pigment comprising at least one small hollow core particle and optionally at least one large core particle wherein the surface of the small hollow core particle is at least in part covered with at least one coating layer comprising at least one inorganic solid UV filter, and the surface of the large core particle is optionally at least in part covered with at least one coating layer comprising at least one inorganic solid UV filter and/or at least one coloring pigment. The composite pigment according to the present invention can provide enhanced UV filtering effects and safety, and optionally enhanced coloring effects.Type: GrantFiled: July 13, 2012Date of Patent: December 13, 2022Assignee: L'OREALInventors: Shinichi Matsufuji, Momoko Shimizu, Christophe Dumousseaux
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Patent number: 11389379Abstract: The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one non-polymeric acid having two or more pKa values or salt(s) thereof; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.Type: GrantFiled: September 23, 2016Date of Patent: July 19, 2022Assignee: L'OrealInventors: Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma, Ritesh Sinha, Christophe Dumousseaux
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Patent number: 11020338Abstract: The present invention relates to a composite particle comprising: at least one hydrophilic core particle; and a plurality of hydrophobic particles, wherein the surface of the hydrophilic core particle is substantially discontinuously covered by the hydrophobic particles. The novel composite particle according to the present invention can have surface active properties sufficient to prepare stable Pickering emulsions, and can maintain the surface active properties over a long period of time. The present invention also relates to a method for preparing the above composite particle.Type: GrantFiled: December 17, 2015Date of Patent: June 1, 2021Assignee: L'OREALInventors: Shinichi Matsufuji, Toshifumi Shiroya, Christophe Dumousseaux, Andres Cardozo Perez
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Publication number: 20180369106Abstract: The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one hydrophilic or water-soluble UV filter; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as UV filtering, as well as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.Type: ApplicationFiled: December 6, 2016Publication date: December 27, 2018Applicant: L'OrealInventors: Takehiko Kasai, Toshifumi Shiroya, Hidehiko Asanuma, Ritesh Sinha, Christophe Dumousseaux
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Publication number: 20180369080Abstract: The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one non-polymeric acid having two or more pKa values or salt(s) thereof; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.Type: ApplicationFiled: September 23, 2016Publication date: December 27, 2018Applicant: L'OrealInventors: Takehiro Kasai, Toshifumi Shiroya, Hidehiko Asanuma, Ritesh Sinha, Christophe Dumousseaux
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Publication number: 20180235849Abstract: The present invention relates to a cosmetic process which applies onto the skin a self-standing cosmetic sheet for the skin, comprising: at least one biocompatible and/or biodegradable hydrophobic polymer layer wherein the self-standing cosmetic sheet has a thickness of from 10 to 1000 nm, preferably from 30 to 500 nm, and more preferably from 50 to 300 nm. The cosmetic sheet according to the present invention may comprise at least one cosmetic active ingredient. The cosmetic sheet used in the present invention is very thin and not easily perceived on the skin; can be prepared with a variety of materials such as a biocompatible and/or biodegradable material; and can adhere well onto the skin without any adhesive layer so that it is less irritable or no irritable to the skin.Type: ApplicationFiled: February 15, 2018Publication date: August 23, 2018Inventors: Toshifumi SHIROYA, Anne Laure BERNARD, Christophe DUMOUSSEAUX
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Patent number: 9949897Abstract: The present invention relates to a cosmetic process which applies onto the skin a self-standing cosmetic sheet for the skin, comprising: ?at least one biocompatible and/or biodegradable hydrophobic polymer layer ?wherein ?the self-standing cosmetic sheet has a thickness of from 10 to 1000 nm, preferably from 30 to 500 nm, and more preferably from 50 to 300 nm. The cosmetic sheet according to the present invention may comprise at least one cosmetic active ingredient. The cosmetic sheet used in the present invention is very thin and not easily perceived on the skin; can be prepared with a variety of materials such as a biocompatible and/or biodegradable material, preferably non-cross-linked poly(lactic acid) or a combination of chitosan and alginic acid; and can adhere well onto the skin without any adhesive layer so that it is less irritable or no irritable to the skin.Type: GrantFiled: April 11, 2012Date of Patent: April 24, 2018Assignee: L'OREALInventors: Toshifumi Shiroya, Anne Laure Bernard, Christophe Dumousseaux
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Publication number: 20170319458Abstract: The present invention relates to a composite particle comprising: at least one hydrophilic core particle; and a plurality of hydrophobic particles, wherein the surface of the hydrophilic core particle is substantially discontinuously covered by the hydrophobic particles. The novel composite particle according to the present invention can have surface active properties sufficient to prepare stable Pickering emulsions, and can maintain the surface active properties over a long period of time. The present invention also relates to a method for preparing the above composite particle.Type: ApplicationFiled: December 17, 2015Publication date: November 9, 2017Inventors: Shinichi MATSUFUJI, Toshifumi SHIROYA, Christophe DUMOUSSEAUX, Andres CARDOZO PEREZ
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Publication number: 20170049667Abstract: The instant invention relates to a composition for caring for and/or making up keratin materials comprising, in a physiologically acceptable medium, at least one microcapsule containing at least one encapsulated releasable material(s) said microcapsule comprising at least one core and at least one layered coating surrounding said core, and said encapsulated materials) being at least one particle having a high wet point and being optionally porous, and being only released from said microcapsule(s) when said composition is applied onto a keratin material, such as keratin fibers or skin. The invention further relates to a cosmetic process for caring for and/or making up keratinic materials, comprising application on said keratinic materials in particular on the skin of a composition as defined above.Type: ApplicationFiled: April 30, 2015Publication date: February 23, 2017Applicant: L'OREALInventors: Momoko SHIMIZU, Christophe DUMOUSSEAUX
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Publication number: 20150290090Abstract: The present invention relates to a composite pigment comprising at least one small hollow core particle and optionally at least one large core particle wherein the surface of the small hollow core particle is at least in part covered with at least one coating layer comprising at least one inorganic solid UV filter, and the surface of the large core particle is optionally at least in part covered with at least one coating layer comprising at least one inorganic solid UV filter and/or at least one coloring pigment. The composite pigment according to the present invention can provide enhanced UV filtering effects and safety, and optionally enhanced coloring effects.Type: ApplicationFiled: July 13, 2012Publication date: October 15, 2015Applicant: L'OREALInventors: Shinichi Matsufuji, Momoko Shimizu, Christophe Dumousseaux
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Patent number: 9114076Abstract: The present invention relates especially to a solid anhydrous cosmetic composition comprising at least: at least 0.1% by weight of hollow particles relative to the total weight of the said composition, said composition being chosen from hydrophobic silica aerogel particles; a volatile oil; at least 5% by weight of at least one organopolysiloxane elastomer; and a wax.Type: GrantFiled: December 21, 2011Date of Patent: August 25, 2015Assignee: L'OREALInventors: Christophe Dumousseaux, Sylvie Gineston
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Publication number: 20150209243Abstract: The present invention relates to a cosmetic process which applies onto the skin a self-standing cosmetic sheet for the skin, comprising: • at least one biocompatible and/or biodegradable hydrophobic polymer layer • wherein • the self-standing cosmetic sheet has a thickness of from 10 to 1000 nm, preferably from 30 to 500 nm, and more preferably from 50 to 300 nm. The cosmetic sheet according to the present invention may comprise at least one cosmetic active ingredient. The cosmetic sheet used in the present invention is very thin and not easily perceived on the skin; can be prepared with a variety of materials such as a biocompatible and/or biodegradable material, preferably non-cross-linked poly(lactic acid) or a combination of chitosan and alginic acid; and can adhere well onto the skin without any adhesive layer so that it is less irritable or no irritable to the skin.Type: ApplicationFiled: April 11, 2012Publication date: July 30, 2015Applicant: L'OREALInventors: Toshifumi Shiroya, Anne Laure Bernard, Christophe Dumousseaux
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Patent number: 9023328Abstract: Composition particularly useful for caring for and/or making up keratin materials, in particular the skin, in the form of a water-in-oil emulsion containing water and: (i) at least one or more, in particular C7-C14, volatile linear alkane(s), and (ii) at least one emulsifying silicone elastomer.Type: GrantFiled: December 16, 2010Date of Patent: May 5, 2015Assignee: L'OrealInventors: Christophe Dumousseaux, Valerie Dique-Mouton
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Publication number: 20130302394Abstract: The present invention relates especially to a solid anhydrous cosmetic composition comprising at least: at least 0.1% by weight of hollow particles relative to the total weight of the said composition, said composition being chosen from hydrophobic silica aerogel particles; a volatile oil; at least 5% by weight of at least one organopolysiloxane elastomer; and a wax.Type: ApplicationFiled: December 21, 2011Publication date: November 14, 2013Applicant: L'OrealInventors: Christophe Dumousseaux, Sylvie Gineston
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Publication number: 20130164235Abstract: The invention relates to a cosmetic composition for caring for and/or making up keratin materials, comprising, in a physiologically acceptable medium: (i) at least one tackifying resin; (ii) at least one organopolysiloxane elastomer; and (iii) at least one liquid fatty phase.Type: ApplicationFiled: July 4, 2011Publication date: June 27, 2013Applicant: L'OREALInventors: Caroline Lebre-Lemonnier, Christophe Dumousseaux
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Publication number: 20130139841Abstract: A method for caring for and/or making up wrinkles includes the application to a wrinkled skin using an applicator of a mixture formed at the time of use from a composition in the form of a powder includes at least one antiwrinkle active principle and from a supplementary composition includes a solvent medium for the said antiwrinkle active principle.Type: ApplicationFiled: March 29, 2011Publication date: June 6, 2013Applicant: L'OREALInventors: Christophe Dumousseaux, Sophie Bodelin
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Patent number: 8440763Abstract: Disclosed herein is a composition comprising concave particles of a silicone material and a fatty phase comprising at least one oil and at least one non-spherical silicone elastomer. The composition may make it possible to obtain a make-up for the skin and/or lips which is non-drying and/or which does not exhibit tightness and/or which is comfortable.Type: GrantFiled: June 9, 2006Date of Patent: May 14, 2013Assignee: L'Oreal S.A.Inventors: Toshiyuki Kani, Christophe Dumousseaux