Patents by Inventor Maija K. Leinonen

Maija K. Leinonen 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).

  • Diagnosing chlamydia infections with Re-lipopolysaccharide complexed to carrier or antibody thereto
    Patent number: 4652518
    Abstract: A preparation for the detection of chlamydial infections using lipopolysaccharide of Re-lipopolysaccharide mutants of gram-negative bacteria. The lipopolysaccharide preparation is used in the production of group-specific antibodies to chlamydiae for diagnostic purposes or for the demonstration of antibodies to chlamydial group antigen in specimens.
    Type: Grant
    Filed: June 24, 1983
    Date of Patent: March 24, 1987
    Assignee: Orion Corporation, Ltd.
    Inventors: Pirjo H. Makela, Maija K. Leinonen, Marjatta H. Nurminen-Kalliokoski, Pekka A. I. Saikku