Patents by Inventor John O. Ojeifo

John O. Ojeifo 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).

  • Method for increasing the antigen presenting ability of leukemia cells
    Patent number: 6358736
    Abstract: The present invention relates to methods of increasing the antigen presenting ability of leukemia cells by contacting them with an agent which increases the intracellular calcium level. Methods of treating leukemia are also disclosed.
    Type: Grant
    Filed: September 22, 1999
    Date of Patent: March 19, 2002
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Peter A. Cohen, Brian J. Czerniecki, Gary K. Koski, David E. Weng, Charles Carter, John O. Ojeifo, Gretchen N. Schwartz
  • Method for inducing monocytes to exhibit the phenotype of activated myeloid dendritic cells
    Patent number: 6010905
    Abstract: The present invention relates to methods of increasing the antigen presenting ability of monocytes by contacting them with an agent which increases the intracellular calcium level. Methods of obtaining the monocytes are also disclosed. In addition, the present invention relates to methods of inducing bone marrow progenitor cells and endothelial cells to express molecules involved in generating immune responses. Methods of modulating the expression of molecules involved in generating immune responses are also disclosed, as are methods of treating cancer and leukemia.
    Type: Grant
    Filed: June 30, 1997
    Date of Patent: January 4, 2000
    Assignee: The United States of America as represented by the Department of Health & Human Services
    Inventors: Peter A. Cohen, Brian J. Czerniecki, Gary K. Koski, David E. Weng, Charles Carter, John O. Ojeifo, Gretchen N. Schwartz