Patents by Inventor Sushobhan Bandyopadhyay

Sushobhan Bandyopadhyay 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).

  • PROTEIN PURIFICATION PROCESS
    Publication number: 20210040146
    Abstract: The current disclosure describes a method for purifying a protein, wherein said protein is present in a feed, and wherein said method comprises a multimodal chromatography step, wherein said feed is contacted with a multimodal ion exchanger comprising a ligand with a hydrophobic moiety and a charged moiety and wherein binding of said protein of interest to said exchanger occurs under high conductivity conditions.
    Type: Application
    Filed: January 29, 2019
    Publication date: February 11, 2021
    Inventors: Sushobhan Bandyopadhyay, José Castillo, Vasily Medvedev
  • Process for the purification of tissue plasminogen activator
    Patent number: 9175281
    Abstract: The present invention provides process of purification of tissue plasminogen activator (tPA) from a crude mixture or a partially purified mixture containing tPA protein and impurities by using hydrophobic interaction column chromatography, optionally in combination with ion exchange column chromatography.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: November 3, 2015
    Assignee: Cadila Healthcare Limited
    Inventors: Sanjay Bandyopadhyay, Sanjeev Kumar Mendiratta, Sushobhan Bandyopadhyay
  • NOVEL PROCESS FOR THE PURIFICATION OF TISSUE PLASMINOGEN ACTIVATOR
    Publication number: 20130330808
    Abstract: The present invention provides process of purification of tissue plasminogen activator (tPA) from a crude mixture or a partially purified mixture containing tPA protein and impurities by using hydrophobic interaction column chromatography, optionally in combination with ion exchange column chromatography.
    Type: Application
    Filed: November 15, 2011
    Publication date: December 12, 2013
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Sanjay Bandyopadhyay, Sanjeev Kumar Mendiratta, Sushobhan Bandyopadhyay