Patents by Inventor Roland J. Levinsky

Roland J. Levinsky 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).

  • Low affinity IGM-latex particles and assay therewith for immune complexes
    Patent number: 4233286
    Abstract: A method for the estimation of an immune complex and analysis of a constituent thereof comprising a latex particle agglutination test, in which a sample containing immune complex is incubated with latex particles coated with low affinity non-human antibodies to said complex constituent.
    Type: Grant
    Filed: September 9, 1977
    Date of Patent: November 11, 1980
    Assignee: National Research Development Corporation
    Inventors: John F. Soothill, Roland J. Levinsky
  • Kit for assay of immune complexes
    Patent number: 4210622
    Abstract: A method for the estimation of an immune complex and analysis of a constituent thereof, comprising a latex particle agglutination test, in which a sample comprising immune complex is incubated with coated latex particles and IgM antibodies, the latex particles coated with said complex constituent and the IgM antibodies being low affinity non-human antibodies to said complex constituent. There is also provided a kit for use in the method of the invention comprising low affinity non-human IgM antibodies to the constituent of complex undergoing analysis, and latex particles coated with said constituent.
    Type: Grant
    Filed: July 21, 1978
    Date of Patent: July 1, 1980
    Assignee: National Research Development Corporation
    Inventors: John F. Soothill, Roland J. Levinsky
  • Assay of immune complexes
    Patent number: 4141965
    Abstract: A method for the estimation of an immune complex and analysis of a constituent thereof, comprising a latex particle agglutination test, in which a sample comprising immune complex is incubated with coated latex particles and IgM antibodies, the latex particles coated with said complex constituent and the IgM antibodies being low affinity non-human antibodies to said complex consituent. Also a kit for use in the method of the invention comprising low affinity non-human IgM antibodies to the constituent of complex undergoing analysis, and latex particles coated with said constituent.
    Type: Grant
    Filed: September 7, 1977
    Date of Patent: February 27, 1979
    Assignee: National Research Development Corporation
    Inventors: John F. Soothill, Roland J. Levinsky