Patents by Inventor Xiangfeng XI

Xiangfeng XI 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).

  • Bivalent vaccine composition for preventing and/or treating porcine circovirus infections and preparation method and use thereof
    Patent number: 11116836
    Abstract: A vaccine composition for preventing and/or treating porcine circovirus infection is described, which comprises an immunogenic amount of porcine circovirus type 3 antigen, an immunogenic amount of porcine circovirus type 2 antigen and a pharmaceutically acceptable carrier. The vaccine composition can not only prevent and/or treat related diseases caused by infection or mixed infection of different gene subtypes of porcine circovirus, but also have immunoprotective effects against strains of different geographical origins.
    Type: Grant
    Filed: December 25, 2017
    Date of Patent: September 14, 2021
    Assignee: PULIKE BIOLOGICAL ENGINEERING, INC.
    Inventors: Kegong Tian, Xiangdong Li, Yan Xiao, Xiangfeng Xi, Jinzhong Sun, Xuke Zhang
  • BIVALENT VACCINE COMPOSITION FOR PREVENTING AND/OR TREATING PORCINE CIRCOVIRUS INFECTIONS AND PREPARATION METHOD AND USE THEREOF
    Publication number: 20210023203
    Abstract: The disclosure relates to a vaccine composition for preventing and/or treating porcine circovirus infection, which comprises an immunogenic amount of porcine circovirus type 3 antigen, an immunogenic amount of porcine circovirus type 2 antigen and a pharmaceutically acceptable carrier. The vaccine composition can not only prevent and/or treat related diseases caused by infection or mixed infection of different gene subtypes of porcine circovirus, but also have immunoprotective effects against strains of different geographical origins.
    Type: Application
    Filed: December 25, 2017
    Publication date: January 28, 2021
    Applicant: PULIKE BIOLOGICAL ENGINEERING, INC.
    Inventors: Kegong TIAN, Xiangdong LI, Yan XIAO, Xiangfeng XI, Jinzhong SUN, Xuke ZHANG