Patents by Inventor Sekhar Chakrabarti

Sekhar Chakrabarti 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).

  • Recombinant vaccinia virus expressing human retrovirus gene
    Patent number: 5849304
    Abstract: A recombinant vaccinia virus capable of expressing HTLV-III envelope protein (env) has been constructed. The expressed env protein is recognized by sera obtained from AIDS patients. The synthesized env protein also produces antibodies when administered to a suitable host, such antibodies having specific binding affinity with the env protein.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 15, 1998
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Bernard Moss, Sekhar Chakrabarti
  • Recombinant vaccinia virus expressing human retrovirus gene
    Patent number: 5770210
    Abstract: A recombinant vaccinia virus capable of expressing HTLV-III envelope protein (env) has been constructed. The expressed env protein is recognized by sera obtained from AIDS patients. The synthesized env protein also produces antibodies when administered to a suitable host, such antibodies having specific binding affinity with the env protein.
    Type: Grant
    Filed: July 29, 1992
    Date of Patent: June 23, 1998
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Bernard Moss, Sekhar Chakrabarti
  • Recombinant birth control vaccine
    Patent number: 5733553
    Abstract: A recombinant birth control vaccine comprising a beta subunit of chorionic gonadotropin, a recombinant luteinizing hormone or a mixture thereof has been developed. This recombinant birth control vaccine may also act as a vaccine against a protein or peptide unassociated with the mammalian reproductive system, such as a protein or peptide associated with a disease organism such as hepatitis B.
    Type: Grant
    Filed: June 21, 1994
    Date of Patent: March 31, 1998
    Inventors: Gursaran Prasad Talwar, Jay Srinivasan, Sekhar Chakrabarti