Patents by Inventor Jossef Friedlander

Jossef Friedlander 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).

  • Purification of biologically active human immune interferon
    Patent number: 4617378
    Abstract: There is provided a process for purification of human immune interferon (IFN-.gamma.) to homogeneity without appreciable loss of biological activity by the use of chromatography on controlled-pore glass, ultrafiltration and high performance cation exchange chromatography, resulting in essentially pure human interferon subtypes 21K and 26K, and there are provided said purified interferons and pharmaceutical compositions containing same.
    Type: Grant
    Filed: January 18, 1984
    Date of Patent: October 14, 1986
    Assignee: Yeda Research and Development Co., Ltd.
    Inventors: Menachem Rubinstein, Jossef Friedlander, Dina Fischer