Patents by Inventor Rino Marazzi

Rino Marazzi 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).

  • Dyeing of Wool Fibres
    Publication number: 20090158534
    Abstract: The present invention relates to a process for dyeing fibre materials composed of wool wherein an alkoxylated and quaternized fatty acid amine, preferably a quaternized, ethoxylated oleylamine, is used as a levelling agent. The present compound leads to very uniform dyeings and is very effective in low concentrations.
    Type: Application
    Filed: September 29, 2006
    Publication date: June 25, 2009
    Inventors: Manfred Jungen, Jean-Pierre Vierling, Udo Schmitt, Rino Marazzi
  • Acid Dye Composition of Anthraquinone Dyes
    Publication number: 20090100611
    Abstract: An acid dye composition comprising a dyestuff according to the formula (I) and a dyestuff according to the formula (II) and a dyestuff according to the formula (III)
    Type: Application
    Filed: July 17, 2006
    Publication date: April 23, 2009
    Inventors: Helmut Sieber, Rino Marazzi
  • Light-Fast Dyeings on Bicomponent Fibers
    Publication number: 20090025151
    Abstract: Process for improving the light-fastness of dyeings on multicomponent fibres composed of a thermodynamically compatible polyolefin and polyamide with disperse dyes characterized in that they are subjected to a treatment with benzotriazole derivatives.
    Type: Application
    Filed: March 14, 2006
    Publication date: January 29, 2009
    Inventors: Rino Marazzi, Helmut Sieber