Patents by Inventor Per Isager

Per Isager 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).

  • Water dispersible compositions containing natural hydrophilic water-insoluble pigments, methods of preparing same and their use
    Publication number: 20060118000
    Abstract: Ready-to-use water dispersible pigment compositions containing water-insoluble, hydrophilic pigments are provided. The compositions comprise a stable dispersion of the pigment such as a porphyrin pigment, carnine, curcumin and a caratenoid in the form of bodies of an average size which is at the most 10 ?m is provided. The pigment bodies are dispersed without he use of a surface active substance in an aqueous phase comprising a hydrocolloid. The natural pigment compositions which are useful for coloring of food products and pharmaceuticals do not migrate in the products and they are acid stable. The compositions are useful in coating compositions for tables and dragees.
    Type: Application
    Filed: March 1, 2004
    Publication date: June 8, 2006
    Inventors: Per Isager, Marianne Winning