Patents by Inventor David James Hakes

David James Hakes 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).

  • Glycopegylation methods and proteins/peptides produced by the methods
    Patent number: 7265084
    Abstract: The invention includes methods and compositions for remodeling a peptide molecule, including the addition or deletion of one or more glycosyl groups to a peptide, and/or the addition of a modifying group to a peptide.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: September 4, 2007
    Assignee: Neose Technologies, Inc.
    Inventors: Shawn DeFrees, David A. Zopf, Robert J. Bayer, Caryn Bowe, David James Hakes, Xi Chen
  • Erythropoietin: remodeling and glycoconjugation of erythropoietin
    Patent number: 7214660
    Abstract: The invention includes methods and compositions for remodeling a peptide molecule, including the addition or deletion of one or more glycosyl groups to a peptide, and/or the addition of a modifying group to a peptide.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: May 8, 2007
    Assignee: Neose Technologies, Inc.
    Inventors: Shawn DeFrees, David A. Zopf, Robert J. Bayer, Caryn Bowe, David James Hakes, Xi Chen
  • Factor IX: remolding and glycoconjugation of Factor IX
    Patent number: 7179617
    Abstract: The invention includes methods and compositions for remodeling a peptide molecule, including the addition or deletion of one or more glycosyl groups to a peptide, and/or the addition of a modifying group to a peptide.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: February 20, 2007
    Assignee: Neose Technologies, Inc.
    Inventors: Shawn DeFrees, David Zopf, Robert Bayer, Caryn Bowe, David James Hakes, Xi Chen