Patents by Inventor E. Kyle Stephenson

E. Kyle Stephenson 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).

  • Patent number: 7153356
    Abstract: The invention relates to a washable paint comprising about 2.5 to 10 weight percent of a high molecular weight polyethylene glycol having a molecular weight between 2,000 and 20,000, a water swellable clay in the amount of 0.5 to 1.5 weight percent; and a high molecular weight cellulosic thickener in the amount of about 1.0 to 2.5 weight percent, wherein the high molecular weight cellulosic thickener has a viscosity between 500 and 15,000 cps tested as a 2% by weight solution in water at 25° C. using a Brookfield DV-II+ viscometer with a number 21 spindle and a speed of 2 rpm, and wherein the paint has a viscosity of between 5,000 and 50,000 cps tested on a Brookfield DV-II+ viscometer with a number 6 spindle at 10 rpm and 52° C.
    Type: Grant
    Filed: October 17, 2005
    Date of Patent: December 26, 2006
    Assignee: Milliken & Company
    Inventors: Philip G. Harris, William G. Hopkins, Jr., Kerrie L. Bryant, E. Kyle Stephenson
  • Patent number: 6106597
    Abstract: This invention relates to wax formulations comprised of specific poly(oxyalkylenated) colorants having fatty ester terminal groups. Preferably the wax formulation is a candle. Such polymeric ester capped colorants provide excellent coloring, decreased migratory properties, and improved balanced burning characteristics over traditional candle colorants and dyestuffs. This invention also concerns methods of making the aforementioned colored candle formulations as well as other colored wax articles, such as crayons.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: August 22, 2000
    Assignee: Milliken & Company
    Inventors: Leonard J. Starks, E. Kyle Stephenson, Robert L. Mahaffey, Jr.