Patents by Inventor Walter W. Goethel

Walter W. Goethel 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).

  • Modified resins and abrasive articles made with the same as a bond system
    Patent number: 4802896
    Abstract: The invention provides a novel resin comprising the reaction product of reactive, curable phenolic resin such as resole phenolic resin with a thermally stable, aromatic ligand such as a phthalocyanine compound and abrasive products which include a bond system comprising a mixture or reaction product of a curable hard resin and thermally stable, aromatic ligand. The preferred abrasive products are coated and three-dimensional, low density abrasive products.
    Type: Grant
    Filed: December 8, 1987
    Date of Patent: February 7, 1989
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Kam W. Law, Walter W. Goethel