Patents by Inventor Cynthia Chong Espino

Cynthia Chong Espino 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: 10265551
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one non-hydroxide base; (ii) from about greater than 0% to about 50% of at least one protein denaturant; and (iii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (b) contacting the hair with the hair straightening/relaxing composition to form treated hair; (c) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (d) optionally, contacting the treated hair with a non-volatile oil; and (e) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: April 23, 2019
    Assignee: L'OREAL
    Inventors: Nghi Van Nguyen, Katherine Natalie Barger, Cynthia Chong Espino, David W. Cannell
  • Patent number: 9211424
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one weak non-hydroxide base; and (ii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (b) contacting the hair with the hair straightening/relaxing composition to form treated hair; (c) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (d) optionally, contacting the treated hair with a non-volatile oil; and (e) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: December 15, 2015
    Assignee: L'OREAL
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Sawa Hashimoto
  • Patent number: 8648023
    Abstract: A process for inhibiting dyed hair fibers from losing their color during shampooing involving contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; and (c) optionally, at least one surfactant, and wherein (a) is present in the composition in an amount sufficient to inhibit the dyed hair fibers from losing their color during shampooing.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: February 11, 2014
    Assignee: L'Oréal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger
  • Patent number: 8603448
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one weak non-hydroxide base; and (ii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (b) contacting the hair with the hair straightening/relaxing composition to form treated hair; (c) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (d) optionally, contacting the treated hair with a non-volatile oil; and (e) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: December 10, 2013
    Assignee: L'Oreal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Sawa Hashimoto
  • Patent number: 8524206
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one polyamine compound comprising at least two amino groups; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: September 3, 2013
    Assignee: L'Oreal
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Nghi Van Nguyen
  • Publication number: 20130074862
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) pre-alkalizing the hair by contacting it with an alkaline composition having a pH of from about 8.0 to about 10.5 to form pre-alkalized hair; (b) optionally, rinsing the alkaline composition from the pre-alkalized hair; (c) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one weak non-hydroxide base; and (ii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (d) contacting the hair with the hair straightening/relaxing composition to form treated hair; (e) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (f) optionally, contacting the treated hair with a non-volatile oil; and (g) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Application
    Filed: November 26, 2012
    Publication date: March 28, 2013
    Applicant: L'OREAL
    Inventors: David W. CANNELL, Cynthia Chong ESPINO, Nghi Van NGUYEN, Gilles GENAIN
  • Publication number: 20120269756
    Abstract: A process for inhibiting dyed hair fibers from losing their color during shampooing involving contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; and (c) optionally, at least one surfactant, and wherein (a) is present in the composition in an amount sufficient to inhibit the dyed hair fibers from losing their color during shampooing.
    Type: Application
    Filed: June 29, 2012
    Publication date: October 25, 2012
    Applicant: L'ORÉAL
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger
  • Patent number: 8236743
    Abstract: A process for inhibiting dyed hair fibers from losing their color during shampooing involving contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; and (c) optionally, at least one surfactant, and wherein (a) is present in the composition in an amount sufficient to inhibit the dyed hair fibers from losing their color during shampooing.
    Type: Grant
    Filed: May 24, 2010
    Date of Patent: August 7, 2012
    Assignee: L'Oréal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger
  • Publication number: 20120141403
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one fatty monoamine compound; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Application
    Filed: February 15, 2012
    Publication date: June 7, 2012
    Applicant: L'OREAL
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen
  • Publication number: 20120141404
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Application
    Filed: February 15, 2012
    Publication date: June 7, 2012
    Applicant: L'OREAL
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen
  • Publication number: 20120141405
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one polyamine compound comprising at least two amino groups; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Application
    Filed: February 15, 2012
    Publication date: June 7, 2012
    Applicant: L'OREAL
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Nghi Van Nguyen
  • Publication number: 20120132224
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one weak non-hydroxide base; and (ii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (b) contacting the hair with the hair straightening/relaxing composition to form treated hair; (c) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (d) optionally, contacting the treated hair with a non-volatile oil; and (e) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Application
    Filed: February 7, 2012
    Publication date: May 31, 2012
    Applicant: L'OREAL
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Sawa Hashimoto
  • Patent number: 8128915
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one fatty monoamine compound; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: March 6, 2012
    Assignee: L'Oréal
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen
  • Patent number: 8128917
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one polyamine compound comprising at least two amino groups; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: March 6, 2012
    Assignee: L'oréal
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Nghi Van Nguyen
  • Patent number: 8128916
    Abstract: The present invention is drawn to a carrier composition containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one anionic silicone; and (d) at least one water-insoluble material, and wherein the composition, when combined with an aqueous phase, forms an aqueous delivery system which is both stable, and clear to slightly hazy/limpid in appearance.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: March 6, 2012
    Assignee: L'Oréal
    Inventors: David W. Cannell, Sawa Hashimoto, Cynthia Chong Espino, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen
  • Publication number: 20110052520
    Abstract: A process for straightening or relaxing hair involving the steps of: (a) providing a hair straightening/relaxing composition containing: (i) from about 0.1 to about 50% by weight of at least one non-hydroxide base; (ii) from about greater than 0% to about 50% of at least one protein denaturant; and (iii) remainder, to 100%, a cosmetically acceptable medium, all weights based on the weight of the hair straightening/relaxing composition; (b) contacting the hair with the hair straightening/relaxing composition to form treated hair; (c) optionally, rinsing the hair straightening/relaxing composition from the treated hair; (d) optionally, contacting the treated hair with a non-volatile oil; and(e) smoothing the treated hair using a combination of heat and means for physically smoothing hair.
    Type: Application
    Filed: March 16, 2009
    Publication date: March 3, 2011
    Applicant: L'Oreal
    Inventors: Nghi Van Nguyen, katherine natalie Barger, Cynthia Chong Espino, David W. Cannell
  • Publication number: 20100233113
    Abstract: A process for inhibiting dyed hair fibers from losing their color during shampooing involving contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; and (c) optionally, at least one surfactant, and wherein (a) is present in the composition in an amount sufficient to inhibit the dyed hair fibers from losing their color during shampooing.
    Type: Application
    Filed: May 24, 2010
    Publication date: September 16, 2010
    Applicant: L'ORÉAL
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger
  • Patent number: 7727288
    Abstract: A process for styling dyed hair fibers in a manner which inhibits subsequent color loss during shampooing involving contacting the dyed hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; (c) at least one film-forming polymer; and (d) optionally, at least one surfactant, and wherein (a) is present in the composition in an amount sufficient to inhibit color loss during shampooing.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: June 1, 2010
    Assignee: L'Oreal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Sawa Hashimoto
  • Patent number: 7608569
    Abstract: A process for inhibiting hair fibers from becoming frizzy, involving contacting the hair fibers with a composition containing: (a) at least one polyamine compound having at least two amino groups; (b) at least one anionic silicone; (c) optionally, at least one surfactant; and (d) optionally, at least one film-forming polymer, and wherein (a) is present in the composition in an amount sufficient to inhibit dyed hair fibers from losing their color, as well as inhibit hair fibers, in general, from appearing frizzy.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: October 27, 2009
    Assignee: L'Oréal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Sawa Hashimoto, Katherine Natalie Barger
  • Patent number: 7449029
    Abstract: A composition, kit and process for dyeing hair fibers in a manner which inhibits color loss during subsequent shampooing involving contacting the hair fibers with a composition containing: (a) at least one polyamine having at least two amino groups; (b) at least one anionic silicone; and (c) at least one dye component chosen from a direct dye and an oxidation dye, and wherein the dyed hair fibers inhibit color loss resulting from subsequent shampooing of the dyed hair fibers.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: November 11, 2008
    Assignee: L'Oreal
    Inventors: Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger