Patents by Inventor Susan Lamtruong Levandoski

Susan Lamtruong Levandoski 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).

  • Dry-to-the-touch-moisture-curable compositions and products made therefrom
    Patent number: 8353651
    Abstract: A dry-to-the-touch moisture curing composition useful as a sealant and adhesive which includes a reactive modified methylene diisocyanate polymer component having isocyanate functionality of about 8% to about 18% by weight of the polymer.
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: January 15, 2013
    Assignee: Henkel Corporation
    Inventors: Susan Lamtruong Levandoski, Shabbir Attarwala, Alfred A. DeCato, Chris Ifeanyi Broderick
  • Adhesive compositions free of metallic catalyst
    Patent number: 7537839
    Abstract: The present invention generally relates to anaerobically curable compositions of: (a) a cyanate ester compound having the structure of formula I: R1O—C?N)m??(I) ?wherein m is from 2 to 5 and R1 is an aromatic nucleus-containing residue; (b) a (meth)acrylate monomer; and (c) an anaerobic cure inducing composition comprising peroxide and saccharin, wherein said composition is free of added metallic catalyst.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: May 26, 2009
    Assignee: Henkel Corporation
    Inventors: Shabbir Attarwala, Qinyan Zhu, Susan Lamtruong Levandoski
  • Adhesive compositions free of metallic catalyst
    Patent number: 7271227
    Abstract: The present invention generally relates to curable compositions free of metallic catalysts. The inventive compositions are capable of curing when applied to a metal substrate. The inventive compositions provide improved thermal performance and enhanced cure strength on oily metal surfaces.
    Type: Grant
    Filed: April 20, 2004
    Date of Patent: September 18, 2007
    Assignee: Henkel Corporation
    Inventors: Shabbir Attarwala, Qinyan Zhu, Susan Lamtruong Levandoski