Patents by Inventor Karlheinz Ulrich Gerhard Hahn

Karlheinz Ulrich Gerhard Hahn 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).

  • Ceramic dishwashing composition for inhibiting corrosion of glassware
    Patent number: 7179776
    Abstract: A ceramic composition is provided to protect glassware from corrosion in a dishwasher. The ceramic composition contains at least one compound which releases an active agent during washing and/or rinsing cycles of a dishwasher to protect glassware from corrosion.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: February 20, 2007
    Assignee: Reckitt Benckiser, N.V.
    Inventor: Karlheinz Ulrich Gerhard Hahn
  • Ceramic dishwashing composition for inhibiting corrosion of glassware
    Publication number: 20040220068
    Abstract: A ceramic composition is provided to protect glassware from corrosion in a dishwasher. The ceramic composition contains at least one compound which releases an active agent during washing and/or rinsing cycles of a dishwasher to protect glassware from corrosion.
    Type: Application
    Filed: May 18, 2004
    Publication date: November 4, 2004
    Applicant: Reckitt Benckiser N.V.
    Inventor: Karlheinz Ulrich Gerhard Hahn
  • Ceramic dishwashing composition and method for inhibiting corrosion of glassware
    Patent number: 6806245
    Abstract: A method is provided for using a ceramic composition to protect glassware from corrosion in a dishwasher. The ceramic composition contains at least one compound which releases an active agent during washing and/or rinsing cycles of a dishwasher to protect glassware from corrosion.
    Type: Grant
    Filed: September 3, 2002
    Date of Patent: October 19, 2004
    Assignee: Reckitt Benckiser N.V.
    Inventor: Karlheinz Ulrich Gerhard Hahn
  • Ceramic dishwashing composition and method for inhibiting corrosion of glassware
    Publication number: 20030050205
    Abstract: A method is provided for using a ceramic composition to protect glassware from corrosion in a dishwasher. The ceramic composition contains at least one compound which releases an active agent during washing and/or rinsing cycles of a dishwasher to protect glassware from corrosion.
    Type: Application
    Filed: September 3, 2002
    Publication date: March 13, 2003
    Applicant: RECKITT BENCKISER N.V.
    Inventor: Karlheinz Ulrich Gerhard Hahn