Patents by Inventor Christa Muller-Sieburg

Christa Muller-Sieburg 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).

  • Homogeneous mammalian hematopoietic stem cell composition
    Patent number: 5087570
    Abstract: Highly concentrated hematopoietic stem cell compositions are provided which are substantially free of differentiated or dedicated hematopoietic cells. The cells are obtained by subtraction of cells having particular markers and selection of cells having particular markers. The resulting composition may be used to provide for individual or groups of hematopoietic lineages, to reconstitute stem cells of the host, and to identify an assay for a wide variety of hematopoietic growth factors.
    Type: Grant
    Filed: May 10, 1988
    Date of Patent: February 11, 1992
    Inventors: Irving L. Weissman, Gerald J. Spangrude, Christa Muller-Sieburg, Shelly Heimfeld