Patents by Inventor Pilar Castan Barberan

Pilar Castan Barberan 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).

  • Patent number: 11826450
    Abstract: A cosmetic composition comprising one or more ether carboxylic acids and one or more non-ionic surfactants, method for the preparation of the cosmetic composition, and method for use of the cosmetic composition for the cleansing of skin and/or hair.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: November 28, 2023
    Assignee: KAO Corporation S.A.
    Inventors: Juergen Benade, Pilar Castan Barberan, Nuria Marimon Margarit, Reinout Van Der Veen
  • Publication number: 20210154113
    Abstract: The invention relates to a cosmetic composition comprising one or more ether carboxylic adds and one or more non-ionic surfactants. The present invention also relates to the method for the preparation of the cosmetic composition, as well as to the use of the cosmetic composition for the cleansing of skin and/or hair.
    Type: Application
    Filed: April 16, 2019
    Publication date: May 27, 2021
    Applicant: KAO Corporation S.A.
    Inventors: Juergen Benade, Pilar Castan Barberan, Nuria Marimon Margarit, Reinout Van Der Veen
  • Patent number: 10617619
    Abstract: The present invention relates to a composition comprising one or more quaternary ester ammonium compounds (a), one or more amidoamine compounds (b), wherein the weight ratio between the one or more quaternary ester ammonium compounds (a) and the one or more amidoamine compounds (b) is within a range of 1:5 to 5:1, and one or more fatty alcohols (c). The present invention also relates to a composition that is solid at room temperature, to a hair conditioner composition and to a method to prepare the hair conditioner composition by dispersing the solid composition in water at moderate temperatures.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: April 14, 2020
    Assignee: KAO Corporation S.A.
    Inventors: Pilar Castan Barberan, Judit Rodriguez Costero
  • Patent number: 10583079
    Abstract: The present invention relates to a composition for cleansing and/or moisturizing skin. The compositions of the invention which provide a cosmetic or dermatological composition for cleansing and/or moisturizing skin, preferably compositions used for showering or bathing, comprise: a) at least one alkyl ether carboxylate, b) at least one ethoxylated glycerol ester, c) at least one oily substance, d) water, e) optionally one or more emulsifiers, f) optionally additional surfactants, and g) optionally cosmetically or pharmaceutically acceptable excipients or active ingredients; characterized by containing a minimum of 20% by weight, preferably 30% by weight, of component (c) with respect to the total weight of the active material of the composition. Additionally, the invention provides a method for cleansing and/or moisturizing skin using the compositions of the invention.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: March 10, 2020
    Assignee: KAO CORPORATION, S.A.
    Inventors: Pilar Castán Barberán, Judit Rodríguez Costero
  • Publication number: 20160143827
    Abstract: The present invention relates to a composition comprising one or more quaternary ester ammonium compounds (a), one or more amidoamine compounds (b), wherein the weight ratio between the one or more quaternary ester ammonium compounds (a) and the one or more amidoamine compounds (b) is within a range of 1:5 to 5:1, and one or more fatty alcohols (c). The present invention also relates to a composition that is solid at room temperature, to a hair conditioner composition and to a method to prepare the hair conditioner composition by dispersing the solid composition in water at moderate temperatures.
    Type: Application
    Filed: June 23, 2014
    Publication date: May 26, 2016
    Applicant: KAO Corporation S.A.
    Inventors: Pilar Castan Barberan, Judit Rodriguez Costero
  • Patent number: 9271909
    Abstract: A cleansing composition containing the following components (A) and (B): (A) an ether carboxylate of Formula (1) R1—O—(CH2CH2O)n—CH2—COOX (1) wherein —R1 represents a linear or branched C4-C10 alkyl or alkenyl group, —n represents a number from 0.5 to 20, and —X represents a hydrogen atom or a cation selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkylammonium, an alkanolammonium, and a glucammonium; and (B) an ether carboxylate of Formula (2) R2—O—(CH2CH2O)m-CH2—COOY (2) wherein —R2 represents a linear or branched C12-C22 alkyl or alkenyl group, —m represents a number from 0.5 to 20, and —Y represents a hydrogen atom or a cation, selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkylammonium, an alkanolammonium, and a glucammonium.
    Type: Grant
    Filed: October 5, 2011
    Date of Patent: March 1, 2016
    Assignees: KAO CORPORATION, KAO CORPORATION, S.A.
    Inventors: Pilar Castan Barberan, Michael Stapels, Takashi Masui, Hiroki Takeuchi, Masahiro Miyaki
  • Publication number: 20150118328
    Abstract: The present invention relates to a composition for cleansing and/or moisturizing skin. The compositions of the invention which provide a cosmetic or dermatological composition for cleansing and/or moisturizing skin, preferably compositions used for showering or bathing, comprise: a) at least one alkyl ether carboxylate, b) at least one ethoxylated glycerol ester, c) at least one oily substance, d) water, e) optionally one or more emulsifiers, f) optionally additional surfactants, and g) optionally cosmetically or pharmaceutically acceptable excipients or active ingredients; characterized by containing a minimum of 20% by weight, preferably 30% by weight, of component (c) with respect to the total weight of the active material of the composition. Additionally, the invention provides a method for cleansing and/or moisturizing skin using the compositions of the invention.
    Type: Application
    Filed: April 15, 2013
    Publication date: April 30, 2015
    Applicant: KAO CORPORATION, S.A.
    Inventors: Pilar Castán Barberán, Judit Rodríguez Costero
  • Publication number: 20130239985
    Abstract: A cleansing composition containing the following components (A) and (B): (A) an ether carboxylate of Formula (1) R1—O—(CH2CH2O)n—CH2—COOX (1) wherein R1 represents a linear or branched C4-C10 alkyl or alkenyl group, n represents a number from 0.5 to 20, and X represents a hydrogen atom or a cation selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkylammonium, an alkanolammonium, and a glucammonium; and (B) an ether carboxylate of Formula (2) R2—O—(CH2CH2O)m-CH2—COOY (2) wherein R2 represents a linear or branched C12-C22 alkyl or alkenyl group, m represents a number from 0.5 to 20, and Y represents a hydrogen atom or a cation, selected from the group consisting of an alkali metal, an alkaline earth metal, ammonium, an alkylammonium, an alkanolammonium, and a glucammonium.
    Type: Application
    Filed: October 5, 2011
    Publication date: September 19, 2013
    Applicants: KAO CORPORATION, S.A., KAO CORPORATION
    Inventors: Pilar Castan Barberan, Michael Stapels, Takashi Masui, Hiroki Takeuchi, Masahiro Miyaki
  • Patent number: 8246697
    Abstract: A mixture of amides of the following formula (I) is disclosed wherein —R1 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; —R2 and R3 represent independently, a hydrogen atom or a linear or branched alkyl group having 1 to 5 carbon atoms which is optionally hydroxylated, provided that R2 and R3 are not a hydrogen atom at the same time; -n has a value in the range of 0.2 to lower than 3; characterized in that said mixture comprises: -amides (a) of formula (I) wherein R represents a C6-C24 alkyl or alkenyl group having even number of carbon atoms and at least a 95 wt. % of linearity; and -amides (b) of formula (I) wherein R represents a C5-C23 alkyl or alkenyl group having odd or odd and even number of carbon atoms and a 35-85 wt. % of linearity; and cosmetic compositions comprising said mixture, particularly dying compositions.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: August 21, 2012
    Assignee: KAO Corporation S.A.
    Inventors: Jürgen Benade, Reinout Van Der Veen, Neus Subirats Vicient, Pilar Castán Barberán
  • Publication number: 20120005843
    Abstract: A mixture of amides of the following formula (I) is disclosed wherein R1 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; R2 and R3 represent independently, a hydrogen atom or a linear or branched alkyl group having 1 to 5 carbon atoms which is optionally hydroxylated, provided that R2 and R3 are not a hydrogen atom at the same time; n has a value in the range of 0.2 to lower than 3; characterized in that said mixture comprises: amides (a) of formula (I) wherein R represents a C6-C24 alkyl or alkenyl group having even number of carbon atoms and at least a 95 wt. % of linearity; and amides (b) of formula (I) wherein R represents a C5-C23 alkyl or alkenyl group having odd or odd and even number of carbon atoms and a 35-85 wt. % of linearity; and cosmetic compositions comprising said mixture, particularly dying compositions.
    Type: Application
    Filed: December 23, 2009
    Publication date: January 12, 2012
    Applicant: Kao Corporation S.A,
    Inventors: Jürgen Benade, Reinout Van Der Veen, Neus Subirats Vicient, Pilar Castán Barberán
  • Patent number: 6949492
    Abstract: New aqueous nacreous concentrated compositions, containing ethoxylated glycerides derived from carboxylic acids having 6 to 22 carbon atoms as emulsifying and/or dispersing agent are provided which show all the essential features required for this kind of composition, such as storage stability, excellent nacreous appearance, besides the possibility of acting as thickening agents and increasing the foaming power of the personal care cosmetic products.
    Type: Grant
    Filed: February 14, 2002
    Date of Patent: September 27, 2005
    Assignee: Kao Corporation
    Inventors: Pilar Castán Barberán, Hiroshi Abe
  • Publication number: 20040214740
    Abstract: New aqueous nacreous concentrated compositions, containing ethoxylated glycerides derived from carboxylic acids having 6 to 22 carbon atoms as emulsifying and/or dispersing agent are provided which show all the essential features required for this kind of composition, such as storage stability, excellent nacreous appearance, besides the possibility of acting as thickening agents and increasing the foaming power of the personal care cosmetic products.
    Type: Application
    Filed: January 30, 2004
    Publication date: October 28, 2004
    Inventors: Pilar Castan Barberan, Hiroshi Abe
  • Patent number: 6265373
    Abstract: The present invention relates to a composition comprising a mixture of alkoxylated mono-, di-, and triglycerides and glycerine of the following formula R′ representing H or CH3, and each of m, n, and l independently representing a number from 0 to 4, the sum of m, n and l being in the range of from 1 to 4, each of B1, B2, and B3 representing H or wherein R represents an alkyl or alkenyl group having 6 to 22 carbon atoms.; and the weight ratio of triglyceride/diglyceride/monoglyceride being 46 to 90/9 to 35/1 to 15. The invention also relates to methods for the preparation of this composition, to detergent compositions comprising this composition, and to the use of the composition as surfactant or co-surfactant in detergent compositions.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: July 24, 2001
    Assignee: Kao Corporation S.A.
    Inventors: Maria Jose Bermejo Oses, Miguel Mundo Blanch, Nuria Siscart Laguna, Pilar Castan Barberan, Josep Vilaret Ferrer
  • Patent number: RE38639
    Abstract: The present invention relates to a composition comprising a mixture of alkoxylated mono-, di-, and triglycerides and glycerine of the following formula R′ representing H or CH3, and each of m, n, and l independently representing a number from 0 to 4, the sum of m, n and l being in the range of from 1 to 4, each of B1, B2, and B3 representing H or wherein R represents an alkyl or alkenyl group having 6 to 22 carbon atoms.; and the weight ratio of triglyceride/diglyceride/monoglyceride monoglyceride/diglyceride/triglyceride being 46 to 90/9 to 35/1 to 15. The invention also relates to methods for the preparation of this composition, to detergent compositions comprising this composition, and to the use of the composition as surfactant or co-surfactant in detergent compositions.
    Type: Grant
    Filed: February 14, 2002
    Date of Patent: October 26, 2004
    Assignee: Kao Corporation S.A.
    Inventors: Maria Jose Bermejo Oses, Miguel Mundo Blanch, Nuria Siscart Laguna, Pilar Castan Barberan, Josep Vilaret Ferrer