Patents by Inventor Chuanzhen Pi

Chuanzhen Pi 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).

  • Scalable methods for purification of recombinant viruses
    Patent number: 11879139
    Abstract: The present disclosure provides a scalable and cost-effective method of purifying recombinant viruses, such as recombinant lentiviruses. Also provided herein are recombinant viruses (e.g., lentiviruses) purified using the methods provided herein, which have a low level of impurities and high activity retention.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: January 23, 2024
    Assignee: PORTON ADVANCED SOLUTIONS LTD.
    Inventors: Dichao Hu, Chuanzhen Pi, Kai Weng, Jinbo Guo, Hailong Liu, Yangzhou Wang, Weimeng Zhang, Jun Hua