Patents by Inventor Aurelia Gloria W. Kalman

Aurelia Gloria W. Kalman 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).

  • Thermochromic ink composition
    Publication number: 20020170461
    Abstract: A thermochromic ink composition is provided for use on security documents such as checks which provides a reversible color change in response to heat. The ink composition includes a thermochromic aqueous slurry and an ink vehicle comprising either a phenolic modified rosin and a compatible oil, a styrene maleic anhydride resin and a glycol, or an acrylic resin varnish. The ink composition is printed on at least a portion of a substrate using letterpress printing methods and provides enhanced adhesion to toner when applied to areas of a substrate which are subsequently printed with a non-impact printing device such as a laser printer.
    Type: Application
    Filed: May 10, 2002
    Publication date: November 21, 2002
    Inventors: Rajendra Mehta, Richard L. Shields, Aurelia Gloria W. Kalman
  • Thermochromic ink composition
    Patent number: 6413305
    Abstract: A thermochromic ink composition is provided for use on security documents such as checks which provides a reversible color change in response to heat. The ink composition includes a thermochromic aqueous slurry and an ink vehicle comprising either a phenolic modified rosin and a compatible oil, a styrene maleic anhydride resin and a glycol, or an acrylic resin varnish. The ink composition is printed on at least a portion of a substrate using letterpress printing methods and provides enhanced adhesion to toner when applied to areas of a substrate which are subsequently printed with a non-impact printing device such as a laser printer.
    Type: Grant
    Filed: February 7, 2000
    Date of Patent: July 2, 2002
    Assignee: The Standard Register Company
    Inventors: Rajendra Mehta, Richard L. Shields, Aurelia Gloria W. Kalman