Patents by Inventor Belle Liu

Belle Liu 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).

  • METHODS AND COMPOSITIONS FOR MAKING AND USING POLYMORPHS OF CINACALCET
    Publication number: 20070238790
    Abstract: The present invention is directed to methods and compositions for making and using a new polymorph of cinacalcet hydrochloride.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 11, 2007
    Applicant: AMGEN INC.
    Inventors: Belle Liu, Pengzu Zhou, Nina Cauchon