Patents by Inventor Ligia Vairoletto

Ligia Vairoletto 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).

  • Lamellar oil-in-glycol gel compositions and the process of preparation
    Patent number: 8563016
    Abstract: The present invention is directed to a lamellar oil-in-glycol gel comprising (a) at least one glycol, (b) at least one fatty alcohol, (c) at least one cationic surfactant and optionally (d) at least one benefit agent, said lamellar gel capable of providing enhanced mass and promoting the permeation of the benefit agent through a keratinous substrate such as the skin, hair and fingernails, providing both deep and superficial treatment thereof.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: October 22, 2013
    Assignee: ISP Investments Inc.
    Inventors: Alexandra Bazito Agarelli, Yan Zhou, Nelson Luis Perassinoto, Maria Regina Bartuccio Raponi, Ligia Vairoletto, Liliana Calore Brenner
  • Composition for permanent or semipermanent tinting of keratin fibers with oil-in-glycol lamellar gel
    Patent number: 8410036
    Abstract: The present application is directed to an oil-in-glycol lamellar gel, which comprises (a) at least one glycol, (b) at least one fatty alcohol, (c) at least one cationic surfactant, (d) at least one non-ionic surfactant and (e) at least one amino acid, for application as an addictive for permanent or semi-permanent keratin fiber color products, being the said lamellar gel able to improve dispersion of colorant agents in the color composition and the distribution, diffusion, interaction and maintenance of the colorant agents in the keratin fibers, which results in greater color vitality and retardation of the discoloring process.
    Type: Grant
    Filed: April 9, 2012
    Date of Patent: April 2, 2013
    Assignee: ISP Investments Inc.
    Inventors: Alexandra Bazito Agarelli, Nelson Luis Perassinoto, Maria Regina Bartuccio Raponi, Ligia Vairoletto, Liliana Calore Brenner
  • Composition for permanent or semipermanent tinting of keratin fibers with oil-in-glycol lamellar gel
    Patent number: 8153571
    Abstract: The present invention has for object an oil-in-glycol lamellar gel, which comprises (a) at least one glycol, (b) at least one fatty alcohol, (c) at least one cationic surfactant, (d) at least one non-ionic surfactant and (e) at least one amino acid, for application as an addictive for permanent or semi-permanent keratin fiber color products, being the said lamellar gel able to improve dispersion of colorant agents in the color composition and the distribution, diffusion, interaction and maintenance of the colorant agents in the keratin fibers, which results in greater color vitality and retardation of the discoloring process.
    Type: Grant
    Filed: February 26, 2008
    Date of Patent: April 10, 2012
    Inventors: Alexandra Bazito Agarelli, Nelson Luis Perassinoto, Maria Regina Bartuccio Raponi, Ligia Vairoletto, Liliana Calore Brenner
  • Composition for Permanent or Semipermanent Tinting of Keratin Fibers with Oil-In-Glycol Lamellar Gel
    Publication number: 20100212092
    Abstract: The present invention has for object an oil-in-glycol lamellar gel, which comprises (a) at least one glycol, (b) at least one fatty alcohol, (c) at least one cationic surfactant, (d) at least one non-ionic surfactant and (e) at least one amino acid, for application as an addictive for permanent or semi-permanent keratin fiber color products, being the said lamellar gel able to improve dispersion of colorant agents in the color composition and the distribution, diffusion, interaction and maintenance of the colorant agents in the keratin fibers, which results in greater color vitality and retardation of the discoloring process.
    Type: Application
    Filed: February 26, 2008
    Publication date: August 26, 2010
    Inventors: Alexandra Bazito Agarelli, Nelson Luis Perassinoto, Maria Regina Bartuccio Raponi, Ligia Vairoletto, Liliana Calore Brenner
  • LAMELLAR OIL-IN-GLYCOL GEL COMPOSITIONS AND THE PROCESS OF PREPARATION
    Publication number: 20090142381
    Abstract: The present invention is directed to a lamellar oil-in-glycol gel comprising (a) at least one glycol, (b) at least one fatty alcohol, (c) at least one cationic surfactant and optionally (d) at least one benefit agent, said lamellar gel capable of providing enhanced mass and promoting the permeation of the benefit agent through a keratinous substrate such as the skin, hair and fingernails, providing both deep and superficial treatment thereof.
    Type: Application
    Filed: April 28, 2006
    Publication date: June 4, 2009
    Inventors: Alexandra Bazito Agarelli, Yan Zhou, Nelsou Luis Perassinoto, Maria Regina Bartuccio Raponi, Ligia Vairoletto, Liliana Calore Brenner