Patents by Inventor Sandeep Kumar Nettem

Sandeep Kumar Nettem 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).

  • Purification of polysaccharide protein conjugates
    Patent number: 9782468
    Abstract: The invention describes a method of purifying polysaccharide protein conjugates using mixed mode chromatography. The method involves contacting a crude polysaccharide protein conjugate with a mixed mode resin comprising an inert porous shell and an activated core under conditions of low conductivity that allow binding of the contaminants and collecting the unbound polysaccharide protein conjugate in a flowthrough.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: October 10, 2017
    Assignee: Shantha Biotechnics Private Limited
    Inventors: Vijayarangam Damotharan, Sandeep Kumar Nettem, Raghavendra Maila
  • Purification of Polysaccharide Protein Conjugates
    Publication number: 20160067325
    Abstract: The invention describes a method of purifying polysaccharide protein conjugates using mixed mode chromatography. The method involves contacting a crude polysaccharide protein conjugate with a mixed mode resin comprising an inert porous shell and an activated core under conditions of low conductivity that allow binding of the contaminants and collecting the unbound polysaccharide protein conjugate in a flowthrough.
    Type: Application
    Filed: May 15, 2014
    Publication date: March 10, 2016
    Inventors: Vijayarangam Damotharan, Sandeep Kumar Nettem, Raghavendra Maila