Patents Represented by Attorney, Agent or Law Firm Donald S. Hasse
  • Liquid dishwashing detergents having improved suds stability and duration
    Patent number: 6277811
    Abstract: The present invention relates to zwitterionic suds stabilizers suitable for use in liquid detergent compositions, said zwitterionic suds stabilizers provide enhanced suds volume and suds retention thereby signaling the lasting efficacy of the detersive ingredients. The compositions of the present invention also have increased effectiveness for preventing redeposition of grease from the wash solution.
    Type: Grant
    Filed: May 18, 2000
    Date of Patent: August 21, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Chandrika Kasturi, Michael Gayle Schafer, Mark Robert Sivik, Bernard William Kluesener