Patents by Inventor Sunil K. Gupta

Sunil K. Gupta 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).

  • Contraceptive vaccine
    Patent number: 5935578
    Abstract: The instant invention is drawn to a sperm surface protein in substantially pure form selected from a human PH30 beta chain protein and a mouse PH30 beta chain proteins. Such proteins are useful as contraceptive vaccines in humans and mice respectively, and for identifying small molecules that will disrupt sperm-egg interaction and fertilization.
    Type: Grant
    Filed: December 19, 1996
    Date of Patent: August 10, 1999
    Assignee: Merck & Co., Inc.
    Inventors: Kenneth Alves, Sunil K. Gupta, Gregory Franklin Hollis
  • DNA encoding the mouse and human PH30 beta chain protein
    Patent number: 5693496
    Abstract: The instant invention is drawn to a DNA encoding a sperm surface protein in substantially pure form selected from a human PH30 beta chain protein and a mouse PH30 beta chain proteins.
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: December 2, 1997
    Assignee: Merck & Co., Inc.
    Inventors: Kenneth Alves, Gregory Franklin Hollis, Sunil K. Gupta