Patents by Inventor Kyra Ramirez

Kyra Ramirez 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 recording medium
    Patent number: 7538070
    Abstract: A thermochromic reimageable recording medium comprises a substrate and thermochromic composition comprising a photochromic material, a transition metal salt and a binder. The thermochromic composition changes color from a colorless state to a colored state upon application of heat. The thermochromic recording medium may be used to display a viewable image by applying heat to selected areas of the medium to form a desired image. The colored state is changeable or erasable back to the colorless state by exposure to visible light.
    Type: Grant
    Filed: June 7, 2005
    Date of Patent: May 26, 2009
    Assignee: Xerox Corporation
    Inventors: Gabriel Iftime, Peter M. Kazmaier, Kyra Ramirez
  • Thermochromic recording medium
    Publication number: 20060286481
    Abstract: A thermochromic reimageable recording medium comprises a substrate and thermochromic composition comprising a photochromic material, a transition metal salt and a binder. The thermochromic composition changes color from a colorless state to a colored state upon application of heat. The thermochromic recording medium may be used to display a viewable image by applying heat to selected areas of the medium to form a desired image. The colored state is changeable or erasable back to the colorless state by exposure to visible light.
    Type: Application
    Filed: June 7, 2005
    Publication date: December 21, 2006
    Inventors: Gabriel lftime, Peter Kazmaier, Kyra Ramirez