Patents by Inventor Anne-Ruth Born

Anne-Ruth Born 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).

  • Difluoronucleosides and process for preparation thereof
    Publication number: 20060173174
    Abstract: A stereoselective process for the preparation of a 2?,2?-difluronucleoside is provided. In the process, a protected 2?2?-difluorofuranose is coupled with a base selected from the group consisting of pyrimidine and purine derivatives in the presence of a Lewis acid, wherein the protected 2?2?-difluorofuranose has a 1-position leaving group and 3- and 5-position protecting groups, and, when the base comprises 1 or more oxygen atoms, the base is a protected base, wherein each oxygen atom is protected with a protecting group.
    Type: Application
    Filed: December 8, 2005
    Publication date: August 3, 2006
    Inventors: Anne-Ruth Born, Pierre Martin, Dirk Spielvogel, Marco Villa