Patents by Inventor Todd Edmund Wichmann

Todd Edmund Wichmann 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).

  • Granular detergent composition containing secondary (2,3) alkyl sulfate surfactant and a bleach/bleach activator system
    Patent number: 6362151
    Abstract: A granular detergent composition containing a secondary (2,3) alkyl sulfate surfactant and a bleach/bleach activator system which has improved cleaning performance is provided. The detergent composition comprises: (a) from about 1% to about 40% of a secondary (2,3) alkyl sulfate surfactant; (b) from about 0.005% to about 5% of an enzyme; (c) from about 0.5% to about 20% of a peroxygen bleaching agent; and (d) from about 0.5% to about 20% of a bleach activator. The peroxygen bleaching compound and the bleach activator are in a molar ratio from about 1:1 to about 9:1. The detergent composition is stable, exhibits superior cleaning and contains a more biodegradable surfactant.
    Type: Grant
    Filed: November 18, 1997
    Date of Patent: March 26, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Todd Edmund Wichmann, Edward Eugene Getty