Patents by Inventor Dongsheng NIE

Dongsheng NIE 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 preparing foot-and-mouth disease vaccines
    Patent number: 11013794
    Abstract: The present application relates to a method for preparing a foot-and-mouth disease (FMD) vaccine, comprising the following steps: (i) obtaining cell culture media containing FMD virus; (ii) separating and purifying the cell culture media containing FMD virus by an integrated filtration system with two membranes in combination; and (iii) collecting the concentrated solution containing FMD virus obtained in step (ii). The present application also relates to an FMD vaccine prepared by the method described herein and use thereof in the manufacture of a medicament for preventing animal FMD. The present application further relates to an apparatus for preparing an FMD vaccine, which comprises an integrated filtration system with two membranes in combination.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: May 25, 2021
    Inventors: Guijun Ma, Zhen Zhang, Dongsheng Nie, Panqi Luo
  • METHOD FOR PREPARING FOOT-AND-MOUTH DISEASE VACCINES
    Publication number: 20190275140
    Abstract: The present application relates to a method for preparing a foot-and-mouth disease (FMD) vaccine, comprising the following steps: (i) obtaining cell culture media containing FMD virus; (ii) separating and purifying the cell culture media containing FMD virus by an integrated filtration system with two membranes in combination; and (iii) collecting the concentrated solution containing FMD virus obtained in step (ii). The present application also relates to an FMD vaccine prepared by the method described herein and use thereof in the manufacture of a medicament for preventing animal FMD. The present application further relates to an apparatus for preparing an FMD vaccine, which comprises an integrated filtration system with two membranes in combination.
    Type: Application
    Filed: December 5, 2017
    Publication date: September 12, 2019
    Inventors: Guijun MA, Zhen ZHANG, Dongsheng NIE, Panqi LUO