Patents by Inventor Prabakaran Ponraj

Prabakaran Ponraj 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).

  • HEPATITIS B VACCINES AND USES OF THE SAME
    Publication number: 20230279057
    Abstract: Provided herein are engineered hepatitis B virus (HBV) molecular vaccine constructs. Vaccine constructs can also include ligand-inducible engineered gene switch systems for modulating expression of heterologous genes, such as a cytokines, in host cells.
    Type: Application
    Filed: December 2, 2022
    Publication date: September 7, 2023
    Applicant: Precigen, Inc.
    Inventors: Douglas E. BROUGH, Cheryl G. BOLINGER, Ramya YARLAGADDA, Vinodhbabu KURELLA, Prabakaran PONRAJ, Simon METENOU, Kuan-Fu DING
  • Hepatitis B vaccines and uses of the same
    Patent number: 11608362
    Abstract: Provided herein are engineered hepatitis B virus (HBV) molecular vaccine constructs. Vaccine constructs can also include ligand-inducible engineered gene switch systems for modulating expression of heterologous genes, such as a cytokines, in host cells.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: March 21, 2023
    Assignee: Precigen, Inc.
    Inventors: Douglas E. Brough, Cheryl G. Bolinger, Ramya Yarlagadda, Vinodhbabu Kurella, Prabakaran Ponraj, Simon Metenou, Kuan-Fu Ding
  • Stabilized single human CD4 domains and fusion proteins
    Patent number: 10647754
    Abstract: The invention provides a polypeptide comprising a single domain CD4, as well as a fusion protein comprising the single domain CD4 and one or more fusion partners. A nucleic acid encoding the polypeptide or fusion protein, as well as compositions or cells comprising the polypeptide, fusion protein, or nucleic acid also are provided.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: May 12, 2020
    Assignee: The United States of America, as represented by the Secretary, Department of Health and Human Services
    Inventors: Dimiter S. Dimitrov, Weizao Chen, Prabakaran Ponraj
  • STABILIZED SINGLE HUMAN CD4 DOMAINS AND FUSION PROTEINS
    Publication number: 20180086812
    Abstract: The invention provides a polypeptide comprising a single domain CD4, as well as a fusion protein comprising the single domain CD4 and one or more fusion partners. A nucleic acid encoding the polypeptide or fusion protein, as well as compositions or cells comprising the polypeptide, fusion protein, or nucleic acid also are provided.
    Type: Application
    Filed: October 16, 2017
    Publication date: March 29, 2018
    Applicant: The United States of America, as represented by the Secretary, Department of Health and Human Serv
    Inventors: Dimiter S. Dimitrov, Weizao Chen, Prabakaran Ponraj
  • STABILIZED SINGLE HUMAN CD4 DOMAINS AND FUSION PROTEINS
    Publication number: 20160039904
    Abstract: The invention provides a polypeptide comprising a single domain CD4, as well a fusion protein comprising the single domain CD4 and one or more fusion partners. A nucleic acid encoding the polypeptide or fusion protein, as well as compositions or cells comprising the polypeptide, fusion protein, or nucleic acid also are provided.
    Type: Application
    Filed: March 12, 2014
    Publication date: February 11, 2016
    Inventors: Dimiter S. Dimitrov, Weizao Chen, Prabakaran Ponraj