Patents by Inventor Stephen R. Jaspers

Stephen R. Jaspers 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).

  • Patent number: 6013503
    Abstract: The present invention provides polynucleotide and polypeptide molecules for a novel human prohormone convertase 4. The polynucleotides encoding human prohormone convertase 4, are located on chromosome 19, and may, for example, be used to identify a region of the genome associated with human disease states. The present invention also includes methods for producing the protein and antibodies thereto.
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: January 11, 2000
    Assignee: ZymoGenetics, Inc.
    Inventors: Si Lok, Stephen R. Jaspers
  • Patent number: 5959075
    Abstract: The present invention provides testis-specific insulin homolog polypeptides and polynucleotides encoding the polypeptides, as well as related compositions and methods are disclosed. The polypeptides and polynucleotides may be used within methods for enhancing viability of cryopreserved sperm, for enhancing sperm motility, to enhance fertilization in methods of assisted reproduction, as contraceptives and other related uses.
    Type: Grant
    Filed: August 1, 1997
    Date of Patent: September 28, 1999
    Assignee: ZymoGenetics, Inc.
    Inventors: Si Lok, Darrell C. Conklin, Robyn L Adams, Anna C. Jelmberg, Catherine E. Lofton-Day, Stephen R. Jaspers
  • Patent number: 5741704
    Abstract: Isolated DNA molecules comprising a portion of a human hexokinase gene promoter are disclosed. The molecules comprise promoter and insulin-sensitive transcription regulatory elements. These molecules can be used within methods for detecting insulin-like activity in test substances.
    Type: Grant
    Filed: December 28, 1995
    Date of Patent: April 21, 1998
    Assignee: ZymoGenetics, Inc.
    Inventors: Stephen R. Jaspers, Sherri L. Mudri