Patents by Inventor Thomas Ciesiolka

Thomas Ciesiolka 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).

  • Acyl derivatives of urdamycin A, their preparation and their use
    Patent number: 4939125
    Abstract: The O-acyl derivatives of urdamycin A exhibit an antibiotic or antitumoral activity.
    Type: Grant
    Filed: October 5, 1987
    Date of Patent: July 3, 1990
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Axel Zeeck, Thomas Ciesiolka, Hans Zahner, Hannelore Drautz
  • Urdamycin G and derivatives thereof, a process for their preparation and their use
    Patent number: 4859655
    Abstract: A new substance, urdamycin G, has been found which, like its O-acyl derivatives, exhibits an antibiotic or antitumoral activity.
    Type: Grant
    Filed: August 26, 1987
    Date of Patent: August 22, 1989
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Axel Zeeck, Thomas Ciesiolka, Jurgen Rohr, Hans Zahner, Hannelore Drautz