Patents by Inventor Jonathan J. Witt

Jonathan J. Witt 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 methods for detecting periodontal diseases
    Patent number: 5051358
    Abstract: The present invention relates to diagnostic methods for detecting or evaluating the presence of periodontal diseases, especially gingivitis, in humans or lower animals by measuring the presence of leukocyte esterase. These diagnostic methods comprise measuring the amount of leukocyte esterase present in the oral cavity of the human or lower aniaml being diagnosed.The present invention further relates to diagnostic products useful in vivo for detecting or evaluating the presence of periodontal diseases, especially gingivitis, in humans. These diagnostic products contain at least one agent useful in detecting the presence of leukocyte esterase, and a carrier material. These diagnostic products must be sterile and safe for in vivo contact with the tissue in the oral cavity of the human being diagnosed.Finally, the present invention further relates to diagnostic kits useful for detecting or evaluating the presence of periodontal diseases, especially gingivitis, in humans.
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: September 24, 1991
    Assignee: The Procter & Gamble Company
    Inventor: Jonathan J. Witt