Patents by Inventor Joyce K. Czop

Joyce K. Czop 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).

  • Derivativized polysaccharides with biologic activity, method of their isolation, and uses therefor
    Patent number: 5057503
    Abstract: This invention relates to the discovery and isolation of the smallest biologically active polysaccharide which will interact with the .beta.-glucan receptors present on mammalian phagocytic cells. The invention additionally relates to methods of preparing this heptaglucoside, and uses of the molecule as an immunomodulator and an activating agent. The invention additionally relates to methods of separating biologically active polysaccharides from similar inactive forms, and improved methods of separating low molecular weight polysaccharides and isomers from one another.
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: October 15, 1991
    Assignee: The Brigham and Women's Hospital
    Inventors: Joyce K. Czop, Michael J. Janusz