Patents by Inventor Inge Kiefer

Inge Kiefer 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).

  • Organosilicon compounds
    Patent number: 7423165
    Abstract: Organosilicon compounds of the general formula I are produced by catalytically reacting silanes of the general formula II with alcohols of the general formula R?—OH, with the elimination of RIVOH, wherein the molar ratio of R—OH to RIVOH— groups is at least 1 and RIVOH is removed continuously or discontinuously from the reaction mixture. The organosilicon compounds may be used as coupling agents in filler-reinforced rubber mixtures.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: September 9, 2008
    Assignee: Degussa AG
    Inventors: Karsten Korth, Philipp Albert, Reimund Pieter, Oliver Klockmann, Andre Hasse, Ulrich Deschler, Susann Witzsche, Inge Kiefer
  • Organosilicon compounds
    Publication number: 20040266968
    Abstract: Organosilicon compounds of the general formula I 1
    Type: Application
    Filed: June 18, 2004
    Publication date: December 30, 2004
    Inventors: Karsten Korth, Philipp Albert, Reimund Pieter, Oliver Klockmann, Andre Hasse, Ulrich Deschler, Susann Witzsche, Inge Kiefer