Patents by Inventor Yock Ann LEE

Yock Ann LEE 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).

  • LARGE-SCALE FLAVIVIRAL VACCINE PRODUCTION AND MANUFACTURE
    Publication number: 20240216498
    Abstract: The present invention provides methods for large-scale flaviviral vaccine production and manufacture. The methods provided herein are specifically contemplated for large-scale production and manufacture of live, attenuated flaviviral vaccines such as live, attenuated, dengue virus vaccines. Further, the methods provided herein pertain to formulation of live, attenuated, monovalent, divalent, trivalent, or tetravalent viral vaccine products.
    Type: Application
    Filed: November 29, 2023
    Publication date: July 4, 2024
    Applicant: Takeda Vaccines, Inc.
    Inventors: Joseph David Santangelo, Jill A. Livengood, Yock Ann Lee, Weiwen Luo
  • METHOD FOR REMOVING HOST CELL DNA FROM VIRUS PREPARATION
    Publication number: 20230183655
    Abstract: The present invention relates to a method for removing host cell DNA from a sample comprising infectious viral particles and host cell DNA by anion exchange chromatography in the presence of at least one of a non-ionic surfactant, a sugar and a protein and to a method for purifying recombinant infectious viral particles from a host cell culture employing such an anion exchange chromatography step.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 15, 2023
    Applicant: Takeda Vaccines, Inc.
    Inventors: Yock Ann LEE, Jia Vern LOH, Joseph David SANTANGELO