Patents by Inventor Helen Chou

Helen Chou 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).

  • Processes for the preparation of uracil derivatives
    Patent number: 8765948
    Abstract: The present invention relates to processes and intermediates for preparing Gonadotropin-Releasing Hormone (GnRH) receptor antagonists of structure (VI); and stereoisomers and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: July 1, 2014
    Assignee: Neurocrine Biosciences, Inc.
    Inventors: Donald J. Gallagher, Laszlo R. Treiber, Robert Michael Hughes, Onorato Campopiano, Peng Wang, Yuxin Zhao, Michael Allen Ouellette, Donald Nicholas Hettinger, Helen Chou
  • PROCESSES FOR THE PREPARATION OF URACIL DERIVATIVES
    Publication number: 20110098472
    Abstract: The present invention relates to processes and intermediates for preparing Gonadotropin-Releasing Hormone (GnRH) receptor antagonists of structure (VI); and stereoisomers and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: November 7, 2008
    Publication date: April 28, 2011
    Inventors: Donald J. Gallagher, Laszio R. Treiber, Robert Michael Hughes, Onorato Campopiano, Peng Wang, Yuxin Zhao, Helen Chou, Michael Allen Ouellette, Donald Nicholas Hettinger