Patents by Inventor Brenda W. Lyons

Brenda W. Lyons 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).

  • Mixture of dispersing agents
    Patent number: 8491671
    Abstract: The present invention relates to a mixture of at least two different dispersing agents, an aqueous dispersion containing a UV absorber selected from benzotriazoles, benzotriazines and benzophenones and a mixture of at least two different dispersing agents and a method for reducing the differential pressure in the static dyeing process.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: July 23, 2013
    Assignee: Huntsman International LLC
    Inventors: Byron Scott Bailey, Sr., Bruce Owen Griffin, Brenda W. Lyons, Martin Weber, Bruno Saretto, Heinrich Schlingmann, Georges Mahler