Patents by Inventor Richard Barkman Wasser

Richard Barkman Wasser 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).

  • Sizing emulsion
    Patent number: 5759249
    Abstract: Sizing emulsions comprised of (a) hydrophobic cellulose-reactive sizing agents and (b) amines, amine salts and/or quaternary amines are disclosed, as well as low shear and high shear processes for making said emulsions and methods of using said emulsions for sizing paper.
    Type: Grant
    Filed: February 4, 1997
    Date of Patent: June 2, 1998
    Assignee: Cytec Technology Corp.
    Inventor: Richard Barkman Wasser