Patents by Inventor Yashavant Vinod

Yashavant Vinod 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).

  • Antimicrobial stain-resist carpet treatment
    Patent number: 5059420
    Abstract: Stain-resist compositions having antimicrobial activity for treatment of installed carpets are disclosed, as well as processes for applying such compositions. The compositions are useful in simultaneously reducing the bacteria level of the carpet while imparting or improving the carpet's stain-resistance.
    Type: Grant
    Filed: April 18, 1990
    Date of Patent: October 22, 1991
    Assignee: E. I. duPont de Nemours and Company
    Inventors: Michael H. Scholla, Yashavant Vinod
  • Stain-resistant agents for textiles
    Patent number: 4883839
    Abstract: Stain-resistant compositions comprising sulfonated phenol-formaldehyde condensation products and polymers of ethylenically unsaturated monomers, polyamide textile substrates treated with the same, and processes for their preparation. The stain-resistant compositions and substrates possess improved stain resistance but do not suffer from yellowing to the extent that previously known materials do.
    Type: Grant
    Filed: December 6, 1988
    Date of Patent: November 28, 1989
    Assignee: E. I. Du Pont De Nemours and Company
    Inventors: Patrick H. Fitzgerald, Nandakumar S. Rao, Yashavant Vinod, Jeffrey R. Alender