Patents by Inventor George F. Snyder

George F. Snyder 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).

  • Adhesives coatings and laminates utilizing ethylene copolymers and coal-tar pitch
    Patent number: 4204022
    Abstract: Thermoplastic compositions of matter comprising coal-tar pitch and a material selected from (1) a terpolymer of ethylene, vinyl acetate, and an ethylenically-unsaturated carboxylic acid and (2) a mixture of copolymers of ethylene and vinyl acetate and of ethylene and an ethylenically-unsaturated carboxylic acid, exhibiting high strength in shear and peel over a wide temperature range, are prepared and used as adhesives and coatings. Laminated materials utilizing such compositions of matter are also disclosed.
    Type: Grant
    Filed: March 23, 1976
    Date of Patent: May 20, 1980
    Assignee: United States Steel Corporation
    Inventors: George F. Snyder, Robert M. Stewart
  • Adhesives coatings and laminates utilizing ethylene copolymers and coal-tar pitch
    Patent number: 3967651
    Abstract: Thermoplastic compositions of matter comprising coal-tar pitch and a material selected from (1) a terpolymer of ethylene, vinyl acetate, and an ethylenically-unsaturated carboxylic acid and (2) a mixture of copolymers of ethylene and vinyl acetate and of ethylene and an ethylenically-unsaturated carboxylic acid, exhibiting high strength in shear and peel over a wide temperature range, are prepared and used as adhesives and coatings. Laminated materials utilizing such compositions of matter are also disclosed.
    Type: Grant
    Filed: January 30, 1974
    Date of Patent: July 6, 1976
    Assignee: United States Steel Corporation
    Inventors: George F. Snyder, Robert M. Stewart