Patents by Inventor William R. Bussell

William R. Bussell 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).

  • Paper sizing compositions
    Patent number: 5192363
    Abstract: A one-shot paper sizing composition is in the form of an aqueous dispersion containing a rosin component, a co-reactant therefor, such as an aluminium chlorohydrate, and an amine or an amine salt of a rosin acid.
    Type: Grant
    Filed: August 30, 1991
    Date of Patent: March 9, 1993
    Assignee: EKA Nobel Landskrona AB
    Inventors: William R. Bussell, Nicholas S. Morgan