Patents by Inventor Alan Xin Xiang

Alan Xin Xiang 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).

  • 3,5-disubstituted and 3,5,7-trisubstituted-3H-oxazolo and 3H-thiazolo[4,5-d]pyrimidin-2-one compounds and prodrugs thereof
    Patent number: 8883758
    Abstract: The invention is directed to 3,5-disubstituted and 3,5,7-trisubstituted-3H-oxazolo and 3H-thiazolo[4,5-d]pyrimidin-2-one compounds and prodrugs thereof that have immunomodulatory activity. The invention is also directed to the therapeutic or prophylactic use of such compounds and pharmaceutical compositions containing them, and to methods of treating diseases and disorders described herein, by administering effective amounts of such compounds and prodrugs.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: November 11, 2014
    Assignee: Anadys Pharmaceuticals, Inc.
    Inventors: Stephen E. Webber, Gregory J. Haley, Joseph R. Lennox, Alan Xin Xiang, Erik J. Rueden
  • 3,5-Disubstituted and 3,5,7-Trisubstituted-3H-Oxazolo and 3H-Thiazolo[4,5-d]pyrimidin-2-one Compounds and Prodrugs Thereof
    Publication number: 20130259831
    Abstract: The invention is directed to 3,5-disubstituted and 3,5,7-trisubstituted-3H-oxazolo and 3H-thiazolo[4,5-d]pyrimidin-2-one compounds and prodrugs thereof that have immunomodulatory activity. The invention is also directed to the therapeutic or prophylactic use of such compounds and pharmaceutical compositions containing them, and to methods of treating diseases and disorders described herein, by administering effective amounts of such compounds and prodrugs.
    Type: Application
    Filed: May 22, 2013
    Publication date: October 3, 2013
    Applicant: Anadys Pharmaceuticals, Inc.
    Inventors: Stephen E. Webber, Gregory J. Haley, Joseph R. Lennox, Alan Xin Xiang, Erik J. Rueden
  • 3-?-D-ribofuranosylthiazolo[4-5-d]pyrimidine nucleosides and uses thereof
    Patent number: 7943759
    Abstract: The invention is directed to 3-?-D-ribofuranosylthiazolo[4,5-d]pyrimidine nucleosides and pharmaceutical compositions containing such compounds that have immunomodulatory activity. The invention is also directed to the therapeutic or prophylactic use of such compounds and compositions, and to methods of treating diseases and disorders described herein, by administering effective amounts of such compounds.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: May 17, 2011
    Assignee: Anadys Pharmaceuticals, Inc.
    Inventors: Devron R. Averett, Stephen E. Webber, Joseph R. Lennox, Erik J. Rueden, David Louis Clark, Alan Xin Xiang
  • 3-B-D-ribofuranosylthiazolo [4,5-] pyrimidine nucleosides and uses thereof
    Patent number: 7321033
    Abstract: The invention is directed to 3-?-D-ribofuranosylthiazolo[4,5-d]pyridimine nucleosides and pharmaceutical compositions containing such compounds that have immunomodulatory activity. The invention is also directed to the therapeutic or prophylactic use of such compounds and compositions, and to methods of treating diseases and disorders described herein, by administering effective amounts of such compounds.
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: January 22, 2008
    Assignee: Anadys Pharmaceuticals, Inc.
    Inventors: Devron R. Averett, Stephen E. Webber, Joseph R. Lennox, Erik J. Rueden, David Louis Clark, Alan Xin Xiang