Patents by Inventor Chia-Lin Charlene Shieh

Chia-Lin Charlene Shieh 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).

  • Crystalline polymorphs of gemcitabine base
    Patent number: 8350023
    Abstract: The present application provides several crystalline forms of gemcitabine base and methods of making the same.
    Type: Grant
    Filed: June 12, 2009
    Date of Patent: January 8, 2013
    Assignee: ScnioPharm Taiwan, Ltd.
    Inventors: Shu-Ping Chen, Chia-Lin Charlene Shieh
  • Crystalline forms of topotecan hydrochloride and processes for making the same
    Patent number: 8013158
    Abstract: Novel crystalline forms of topotecan hydrochloride and processes of making the same are disclosed.
    Type: Grant
    Filed: April 14, 2008
    Date of Patent: September 6, 2011
    Assignee: Scinopharm Taiwan Ltd.
    Inventors: Tsung-Cheng Hu, Shu-Ping Chen, Piin-Jye Harn, Chia-Lin Charlene Shieh
  • Crystalline Polymorphs of Gemcitabine Base
    Publication number: 20090326214
    Abstract: The present application provides several crystalline forms of gemcitabine base and methods of making the same.
    Type: Application
    Filed: June 12, 2009
    Publication date: December 31, 2009
    Inventors: Shu-Ping Chen, Chia-Lin Charlene Shieh
  • Crystalline forms of topotecan hydrochloride and processes for making the same
    Publication number: 20080269493
    Abstract: Novel crystalline forms of topotecan hydrochloride and processes of making the same are disclosed.
    Type: Application
    Filed: April 14, 2008
    Publication date: October 30, 2008
    Applicant: ScinoPharm Taiwan Ltd.
    Inventors: Tsung-Cheng Hu, Piin-Jye Harn, Shu-Ping Chen, Chia-Lin Charlene Shieh