Patents by Inventor Eva Frei

Eva Frei 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).

  • Conjugate comprising a folic acid antagonist and a carrier
    Patent number: 6720304
    Abstract: The invention relates to conjugates comprising a D-enantiomer of a folic acid antagonist and a carrier. Furthermore, the invention relates to the production of such conjugates as well as their use.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: April 13, 2004
    Assignee: Deutsches Krebsforschungszentrum Stiftung Des Offentlichen Rechts
    Inventors: Hannsjörg Sinn, Hans-Herman Schrenk, Wolfgang Maier-Borst, Eva Frei, Gerd Stehle