Patents by Inventor Cherie Ovenden

Cherie Ovenden 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).

  • Retention system
    Publication number: 20020124979
    Abstract: There is provided a method for flocculating one or more particulate materials present in a dispersion, the method comprising contacting the dispersion with (i) fibrous cationic colloidal alumina microparticles; and (ii) a cationic polymer and/or a non-ionic polymer.
    Type: Application
    Filed: September 7, 2001
    Publication date: September 12, 2002
    Inventors: Cherie Ovenden, Huining Xiao, Nicholas Wiseman, Russell Martin Thompson, Kevin Michael Williams