Patents by Inventor Thu-Ba Thi Tran

Thu-Ba Thi Tran 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).

  • Method for reducing odor in personal care products
    Patent number: 8609704
    Abstract: A personal care composition which contains 25-200 ppm of 2-methyl-4-isothiazolin-3-one and at least one hydroquinone radical scavenger, and a method for reducing odor arising in personal care compositions containing 2-methyl-4-isothiazolin-3-one.
    Type: Grant
    Filed: July 10, 2009
    Date of Patent: December 17, 2013
    Assignee: Rohm and Haas Company
    Inventors: Thu-Ba Thi Tran, Janet Nadya Younathan
  • Method for reducing odor in latex paints
    Patent number: 7767729
    Abstract: A method for reducing odor arising from surfaces coated with latex paints. The method comprises combining in a latex paint: (i) at least one stabilizer; (ii) at least isothiazolone one biocide comprising 2-methyl-4-isothiazolin-3-one or 2-n-octyl-4-isothiazolin-3-one; and (iii) at least one thickener comprising a polyurethane, hydroxyethyl cellulose, carboxymethyl cellulose, an alkali soluble emulsion polymer, a hydrophobically modified alkali soluble emulsion polymer or a hydrophobically modified hydroxyethyl cellulose.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: August 3, 2010
    Assignee: Rohm and Haas Company
    Inventors: John William Ashmore, Thu-Ba Thi Tran, Janet Nadya Younathan
  • Method for reducing odor in personal care products
    Publication number: 20100022606
    Abstract: A personal care composition which contains 25-200 ppm of 2-methyl-4-isothiazolin-3-one and at least one hydroquinone radical scavenger, and a method for reducing odor arising in personal care compositions containing 2-methyl-4-isothiazolin-3-one.
    Type: Application
    Filed: July 10, 2009
    Publication date: January 28, 2010
    Inventors: Thu-Ba Thi Tran, Janet Nadya Younathan