Patents by Inventor Janna Velder

Janna Velder 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).

  • Method for the production of mumbaistatin derivatives
    Patent number: 7763740
    Abstract: The present invention relates to a process for preparing mumbaistatin derivatives (I), where the anthraquinone skeleton is constructed via a Diels-Alder reaction and the central methylene bridge via a transition metal-catalyzed reaction, and to the intermediates used in this process.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: July 27, 2010
    Assignee: Sanofi-Aventis
    Inventors: Lothar Schwink, Gunther Schmalz, David Sucunza, Janna Velder, Daniel Dembkowski
  • METHOD FOR THE PRODUCTION OF MUMBAISTATIN DERIVATIVES
    Publication number: 20090156836
    Abstract: The present invention relates to a process for preparing mumbaistatin derivatives (I), where the anthraquinone skeleton is constructed via a Diels-Alder reaction and the central methylene bridge via a transition metal-catalyzed reaction, and to the intermediates used in this process.
    Type: Application
    Filed: October 14, 2008
    Publication date: June 18, 2009
    Applicant: SANOFI-AVENTIS
    Inventors: Lothar SCHWINK, Gunther Schmalz, David Sucunza, Janna Velder, Daniel Dembkowski