Patents by Inventor Paul Douglas Seemuth

Paul Douglas Seemuth 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).

  • Lubricated fluoropolymer yarn
    Patent number: 6764762
    Abstract: The present invention relates to the application of lubricant to fluoropolymer yarn which enables the yarn to be drawn at a high draw ratio and is removable by scouring, the lubricant being thermally stable at a temperature of at least 120° C., and being removable from the yarn by scouring and comprising oil and surfactant and/or wetting agent to enable the lubricant to spread over the surface of the yarn upon application to the yarn, the lubricant comprising oil such as a C6-C20 aliphatic acid ester of a polyol and a surfactant and/or wetting agent.
    Type: Grant
    Filed: September 10, 2002
    Date of Patent: July 20, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Paul Douglas Seemuth, Jerry Fuller Potter
  • Lubricated fluoropolymer yarn
    Publication number: 20040048066
    Abstract: The present invention relates to the application of lubricant to fluoropolymer yarn which enables the yarn to be drawn at a high draw ratio and is removable by scouring, the lubricant being thermally stable at a temperature of at least 120° C., and being removable from the yarn by scouring and comprising oil and surfactant and/or wefting agent to enable the lubricant to spread over the surface of the yarn upon application to the yarn, the lubricant comprising oil such as a C6-C20 aliphatic acid ester of a polyol and a surfactant and/or wetting agent.
    Type: Application
    Filed: September 10, 2002
    Publication date: March 11, 2004
    Inventors: Paul Douglas Seemuth, Jerry Fuller Potter