Patents by Inventor William Thomas Evitt

William Thomas Evitt 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: 7348048
    Abstract: This invention relates to an improvement in spill resistant carpets wherein a spill resistant coating is applied to the underside of the carpet. The improvement for enhancing the spill resistance of the carpet comprises use of the following polymer as the spill resistant coating: an ethylene-vinyl acetate polymer comprised of crystalline ethylene segments prepared by the aqueous emulsion polymerization of ethylene and vinyl acetate in the presence of a stabilizing system, said ethylene-vinyl acetate polymer having a crystalline melting point ranging from 35 to 110° C. measured at a heat rate of 20° C. per minute; and, a tensile storage modulus of at least 1×105 dynes/cm2 at a temperature of 115° C. and measured at 6.28 rad/sec.
    Type: Grant
    Filed: November 11, 2003
    Date of Patent: March 25, 2008
    Inventors: John Joseph Rabasco, William Thomas Evitt