Patents by Inventor Bernd Ciommer

Bernd Ciommer 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 the preparation of the demalonyl compound of macrolide lactones
    Patent number: 4873347
    Abstract: It is possible to prepare the demalonyl compound of macrolide lactones by hydrolysis in the presence of a base without a retro-aldol cleavage occurring.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: October 10, 1989
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Peter Hammann, Susanne Grabley, Wolfgang Raether, Bernd Ciommer, Heinz Kluge, Burkhard Sachse