Patents by Inventor Henrik Høyvik

Henrik Høyvik 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).

  • Impregnating agent
    Patent number: 7156906
    Abstract: The present invention relates to an impregnating agent for wood against fungi which will break down the cellulose and lignin in the wood. The impregnating agent comprises a mixture of potassium diformate and propionic- and/or acetic- and/or benzoic acid and/or a fixating agent. Said impregnating agent may comprise 0.5–5 weight % of the fixating agent selected among fatty acids, polymers and formates other than potassium diformate.
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: January 2, 2007
    Assignee: Yara International ASA
    Inventors: Henrik Høyvik, Liv Kari Sivertsen