Patents Assigned to Waldemar Priebe
  • Anthracyclines with unusually high activity against cells resistant to doxorubicin and its analogs
    Patent number: 5625043
    Abstract: The present disclosure details novel modified anthracyclines, the synthesis thereof, and their use in treating patients with tumors. Preferred aspects of the disclosure involve modified anthracyclines which have an O-substituted aromatic ring on their sugar moiety. Other preferred aspects of the disclosure involve synthesis steps wherein a hydroxyl group on a sugar moiety to be added is blocked with a halo-substituted alkyl group during the process of adding it to an anthracycline ring compound.
    Type: Grant
    Filed: February 27, 1995
    Date of Patent: April 29, 1997
    Assignees: Waldemar Priebe, Piotr Skibicki, Roman Perez-Soler
    Inventors: Waldemar Priebe, Piotr Skibicki, Roman Perez-Soler