Patents by Inventor Jürgen Fieker

Jürgen Fieker 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).

  • Process for monoalkylation of C-H acidic methylene groups
    Patent number: 7038072
    Abstract: The present invention is directed to a process for the synthesis of monoalkylated C—H acidic methylene group-containing compounds, such as malonic esters, and malonic ester nitriles.
    Type: Grant
    Filed: July 21, 2003
    Date of Patent: May 2, 2006
    Assignee: Degussa AG
    Inventors: Kerstin Bodmann, Oliver Meyer, Manfred Kaufhold, Jürgen Fieker, Renate Paulczynski