Patents by Inventor Calin Sferdean

Calin Sferdean 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).

  • New coupling agents for peptide synthesis
    Publication number: 20070112196
    Abstract: The present invention is directed to compounds of the formula (I) and (II) or salts thereof or N-oxides and their use in peptide synthesis.
    Type: Application
    Filed: November 1, 2004
    Publication date: May 17, 2007
    Inventors: Louis Carpino, Jusong Xia, Chongwu Zhang, Calin Sferdean