Patents Assigned to Tima AB
  • Device containing and method of making a composition having an elevated freezing point and change of color at selected temperatures
    Patent number: 6335200
    Abstract: Composition containing two components, which together show an elevated freezing point and bring about a color change at selected temperatures and method of making the same. Use of the composition to prepare a temperature indicating device by filling the same in a suitable transparent container and with a background in the form of a color, a number or a letter, which facilitates to visually observe the difference in color change.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: January 1, 2002
    Assignee: Tima AB
    Inventors: Mandayam Osuri Tiru, Maj-Britt Igegred Tiru