Patents by Inventor Howard Raymond Teeter

Howard Raymond Teeter 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).

  • Passive hemagglutination test method and composition for use therein
    Patent number: 3957435
    Abstract: An immunological test composition containing a passive hemagglutination indicator and a ferric-specific chelating agent for detecting an antigen or an antibody in a fluid sample such as urine. The test composition applies to both direct hemagglutination and hemagglutination inhibition tests. The ferric-specific chelating agent may be any of phenanthroline, apoferritin, transferrin, deferoxamine and N,N-bis-2-hydroxyethylglycine.
    Type: Grant
    Filed: December 12, 1974
    Date of Patent: May 18, 1976
    Assignee: Miles Laboratories, Inc.
    Inventors: Ernest Clarence Adams, Howard Raymond Teeter