Patents by Inventor Robert R. Pollock

Robert R. Pollock 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).

  • Face-up coating of carpet backs with polyurethane
    Patent number: 6328833
    Abstract: Tufted carpeting can be manufactured employing polyurethane adhesives and cured face up without dripping, when one or more drip-reducing process steps of adding a non-Newtonian thickener to the adhesive or forming a viscosified or cured film on the outer surface of the adhesive are practiced prior to entry of the greige good into the curing oven.
    Type: Grant
    Filed: February 6, 2001
    Date of Patent: December 11, 2001
    Assignee: Bayer Antwerp N.V.
    Inventors: Ulrich B. Holeschovsky, Jeffrey L. Robbins, Harry Stefanou, Leah Langsdorf, David Gibala, Robert R. Pollock
  • Face-up coating of carpet backs with polyurethane
    Patent number: 6264775
    Abstract: Tufted carpeting can be manufactured employing polyurethane adhesives and cured face up without dripping, when one or more drip-reducing process steps of adding a non-Newtonian thickener to the adhesive or forming a viscosified or cured film on the outer surface of the adhesive are practiced prior to entry of the greige good into the curing oven.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: July 24, 2001
    Assignee: Bayer Antwerp N.V.
    Inventors: Ulrich B. Holeschovsky, Jeffrey L. Robbins, Harry Stefanou, Leah Langsdorf, David Gibala, Robert R. Pollock