Patents by Inventor Franklin E. A. Norrington

Franklin E. A. Norrington 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).

  • Diagnostic test methods
    Patent number: 4960715
    Abstract: Agglutination assays, particularly latex agglutination assays, for simultaneous testing for a multiplicity of ligands. The reagents for use in the assays comprise two or more insoluble colored substances, each substance being adapted to form a distinctively colored agglutinate in the presence of a specific ligand or specific group of ligands.
    Type: Grant
    Filed: February 25, 1988
    Date of Patent: October 2, 1990
    Assignee: Burroughs Wellcome Co.
    Inventors: Susan G. Hadfield, Franklin E. A. Norrington
  • Diagnostic test methods
    Patent number: 4960714
    Abstract: Agglutination assays, particularly latex agglutination assays, for simultaneous testing for a multiplicity of ligands. The reagents for use in the assays comprise two or more insoluble colored substances, each substance being adapted to form a distinctively colored agglutinate in the presence of a specific ligand or specific group of ligands.
    Type: Grant
    Filed: February 25, 1988
    Date of Patent: October 2, 1990
    Assignee: Burroughs Wellcome Co.
    Inventors: Hadfield Susan G., Franklin E. A. Norrington
  • Diagnostic test methods
    Patent number: 4960713
    Abstract: Agglutination assays, particularly latex agglutination assays, for simultaneous testing for a multiplicity of ligands. The reagents for use in the assays comprise two or more insoluble colored substances, each substance being adapted to form a distinctively colored agglutinate in the presence of a specific ligand or specific group of ligands.
    Type: Grant
    Filed: February 25, 1988
    Date of Patent: October 2, 1990
    Assignee: Burroughs Wellcome Co.
    Inventors: Susan G. Hadfield, Franklin E. A. Norrington
  • Diagnostic test methods
    Patent number: 4745075
    Abstract: Agglutination assays, particularly latex agglutination assays, for simultaneous testing for a multiplicity of ligands. The reagents for use in the assays comprise two or more insoluble colored substances, each substance being adapted to form a distinctively colored agglutinate in the presence of a specific ligand or specific group of ligands.
    Type: Grant
    Filed: August 26, 1985
    Date of Patent: May 17, 1988
    Assignee: Burroughs Wellcome Co.
    Inventors: Susan G. Hadfield, Franklin E. A. Norrington