Patents by Inventor Jeff Shuster

Jeff Shuster 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).

  • Polypeptides having mutanase activity and nucleic acids encoding same
    Patent number: 5874275
    Abstract: The present invention relates to polypeptides having mutanase activity and isolated nucleic acid sequences encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the nucleic acid sequences as well as methods for producing the polypeptides. The present invention further relates to oral cavity compositions and methods for degrading mutan.
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: February 23, 1999
    Assignees: Novo Nordisk A/S, Novo Nordisk Biotech, Inc.
    Inventors: Randy M Berka, Stephan Christgau, Torben Halkier, Jeff Shuster, Claus Crone Fuglsang
  • Penicillium purpurogenum mutanases and nucleic acids encoding same
    Patent number: 5853702
    Abstract: The present invention relates to polypeptides having mutanase activity and isolated nucleic acid sequences encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the nucleic acid sequences as well as methods for producing the polypeptides. The present invention further relates to oral cavity compositions and methods for degrading mutan.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: December 29, 1998
    Assignees: Novo Nordisk A/S, Novo Nordisk Biotech, Inc.
    Inventors: Randy M. Berka, Stephan Christgau, Torben Halkier, Jeff Shuster, Claus Crone Fuglsang