Patents by Inventor Bengt Haugwitz

Bengt Haugwitz 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).

  • Coating composition for a paper and paper coated therewith
    Patent number: 6833025
    Abstract: Coating composition comprising mineral pigment, for creating a matt or silk coated paper with decreased ink scuff tendency. The coating composition also comprises organic particles, which particles in an amount of 0.5-9.5 weight-% calculated on said mineral pigment, exhibit a particle size of more than 2 &mgr;m and at the most 50 &mgr;m. The invention also relates to a paper which is coated with said coating composition.
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: December 21, 2004
    Assignee: Stora Enso Aktiebolag
    Inventors: Philip Håkansson, Kilian Kleinhenz, Karen Sjölin, Göran Ström, Bengt Haugwitz, Annette Forssten
  • Coating composition for a paper and paper coated therewith
    Publication number: 20040067356
    Abstract: Coating composition comprising mineral pigment, for creating a matt or silk coated paper with decreased ink scuff tendency. The coating composition also comprises organic particles, which particles in an amount of 0.5-9.5 weight-% calculated on said mineral pigment, exhibit a particle size of more than 2 &mgr;m and at the most 50 &mgr;m. The invention also relates to a paper which is coated with said coating composition.
    Type: Application
    Filed: October 29, 2002
    Publication date: April 8, 2004
    Inventors: Philip Hakansson, Kilian Kleinhenz, Karen Sjolin, Goran Strom, Bengt Haugwitz, Annette Bergstrom