Patents by Inventor Wallace Rippie

Wallace Rippie 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).

  • Noncorrosive de-icing composition and method comprising calcium and magnesium carboxylate
    Patent number: 4588512
    Abstract: This invention relates to the use of calcium or magnesium carboxylate coated aggregates as snow and ice control compositions. Also disclosed is a method for preparing these compositions by mixing lime and wetting agent coated sand and treating the resulting product with a carboxylic acid.
    Type: Grant
    Filed: August 13, 1985
    Date of Patent: May 13, 1986
    Inventor: Wallace Rippie