Patents by Inventor by Lillian K. Zichis, executrix

by Lillian K. Zichis, executrix 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).

  • Heterophil antibody differentiation (HAD) test
    Patent number: 4228148
    Abstract: Three antigens, termed HA, MN and FN, are prepared for the serological diagnosis of infectious mononucleosis; the HA antigen being used to identify the heterophil antibodies and the FN and MN antigens are used to differentiate them.
    Type: Grant
    Filed: January 22, 1979
    Date of Patent: October 14, 1980
    Inventors: Joseph Zichis, deceased, Lillian K. Zichis, executrix
  • Preparation of Forssman antibody neutralizing antigen and product thereof
    Patent number: 4224305
    Abstract: Three antigens, termed HA, MN and FN, are prepared for the serological diagnosis of infectious mononucleosis; the HA antigen being used to identify the heterophil antibodies and the FN and MN antigens are used to differentiate them.
    Type: Grant
    Filed: January 22, 1979
    Date of Patent: September 23, 1980
    Inventors: Joseph Zichis, deceased, Lillian K. Zichis, executrix
  • Preparation of an infectious mononucleosis antibody neutralizing antigen and product thereof
    Patent number: 4224306
    Abstract: Three antigens, termed HA, MN and FN, are prepared for the serological diagnosis of infectious mononucleosis; the HA antigen being used to identify the heterophil antibodies and the FN and MN antigens are used to differentiate them.
    Type: Grant
    Filed: January 22, 1979
    Date of Patent: September 23, 1980
    Inventors: Joseph Zichis, deceased, by Lillian K. Zichis, executrix
  • Preparation of antigen and test for heterophil antibody
    Patent number: 4139606
    Abstract: Three antigens, termed HA, MN and FN, are prepared for the serological diagnosis of infectious mononucleosis; the HA antigen being used to identify the heterophil antibodies and the FN and MN antigens are used to differentiate them.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: February 13, 1979
    Inventors: Joseph Zichis, deceased, by Lillian K. Zichis, executrix