Patents by Inventor Andreas Ritzèn

Andreas Ritzèn 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).

  • Analogs of epothilone
    Publication number: 20040072870
    Abstract: Designed epoxide and cyclopropane epothilone analogs with substituted side-chains are disclosed and characterized with respect to their biological activities against a series of human cancer cell lines. Among the several bioactive analogs, the epothilone B analog with a thiomethyl thiazole ring stands out as the most potent.
    Type: Application
    Filed: August 4, 2003
    Publication date: April 15, 2004
    Applicant: The Scripps Research Institute
    Inventors: Kyriacos C. Nicolaou, Andreas Ritzen, Kenji Namoto
  • Cyclopropyl and cyclobutyl epothilone analogs
    Publication number: 20040039026
    Abstract: The invention relates to cis- and trans-12, 13-cyclopropyl and 12,13-cyclobutyl epothilones of formula I to IV 1
    Type: Application
    Filed: August 23, 2002
    Publication date: February 26, 2004
    Applicant: The Scripps Research Institute
    Inventors: Kyriacos C. Nicoloou, Kenji Namoto, Andreas Ritzen, Mitsuru Shoji, Trond Ulven, Karl-Heinz Altmann