Patents by Inventor Deqiang YU

Deqiang YU 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).

  • METHOD FOR PURIFYING PEGYLATED PROTEIN
    Publication number: 20220017570
    Abstract: This disclosure provides a novel method of purifying PEGylated proteins using ion exchange chromatography by loading PEGylated protein having a high concentration, e.g., at least 6 grams/liter on an ion exchange chromatography matrix, and collecting the PEGylated protein.
    Type: Application
    Filed: November 4, 2019
    Publication date: January 20, 2022
    Inventors: Deqiang YU, John PAGANO, Hasin FEROZ, Yuanli SONG, Sanchayita GHOSE, Zhengjian LI
  • REAL-TIME MONITORING OF PROTEIN CONCENTRATION USING ULTRAVIOLET SIGNAL
    Publication number: 20210024873
    Abstract: Disclosed herein are methods of controlling, modulating, increasing, or improving protein yield in a sample mixture comprising a target protein and impurities comprising monitoring in real-time an ultraviolet (UV) signal of the sample mixture during protein filtration in a harvest skid.
    Type: Application
    Filed: March 26, 2019
    Publication date: January 28, 2021
    Inventors: Deqiang YU, Xiaoming LIU, Chao MA, Jongchan LEE, Zhengjian LI