Patents by Inventor Achim Richert

Achim Richert 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).

  • Bleaching and washing agents with enzyme bleaching system
    Patent number: 6409770
    Abstract: A bleaching detergent composition comprising an enzyme having amino alcohol oxidase activity, a substrate for said enzyme, and a bleach catalyst or activator, a method of bleaching fabric stains with an enzymatic bleaching system comprising an enzyme having amino alcohol oxidase activity and a substrate for said enzyme, and a method of reducing dye transfer in a wash liquor by providing the liquor with an effective amount of an enzymatic bleaching system comprising an enzyme having amino alcohol oxidase activity and a substrate for said enzyme.
    Type: Grant
    Filed: December 11, 1998
    Date of Patent: June 25, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Albrecht Weiss, Maria Grothus, Achim Richert