Patents by Inventor Fraser E. Ashton

Fraser E. Ashton 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).

  • Identification of Neisseria gonorrhoeae
    Patent number: 4115543
    Abstract: A reagent and test for the identification of the bacterium Neisseria gonorrhoeae. Lipopolysaccharide antigen, found to be common to N. gonorrhoeae strains, is used to inoculate fowl, and serum from the fowl recovered containing antibodies causing agglutination of cells of all N. gonorrhoeae strains. The identification test comprises adding the recovered antibody reagent to a suspension of bacterial cells, the occurrence of cell agglutination being a positive test for N. gonorrhoeae.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: September 19, 1978
    Assignee: Canadian Patents & Development Limited
    Inventors: Rebecca Wallace, Fraser E. Ashton, Malcolm B. Perry, Benito B. Diena