Patents by Inventor Richard G. Marchessault

Richard G. Marchessault 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).

  • Pressure sensitive adhesive composition
    Patent number: 4121028
    Abstract: The stability, particularly in the presence of unprotected ferrous metal surfaces, of pressure-sensitive adhesive compositions, made from a carboxylic acid containing acrylic polymer and chelate esters of orthotitanic acid, is improved by the addition of a small amount of a tertiary amine.
    Type: Grant
    Filed: July 5, 1977
    Date of Patent: October 17, 1978
    Assignee: Celanese Polymer Specialties Company
    Inventors: Richard G. Marchessault, Thomas P. Carter, Jr., Martin M. Williams