Patents by Inventor Perry Ratcliff

Perry Ratcliff 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).

  • Oral health preparation and method
    Patent number: 5348734
    Abstract: A stable mouth wash or dentifrice composition containing stabilized chlorine dioxide and phosphates is disclosed for reducing the motility of and killing microbial pathogens. The preferred concentration ranges are between about 0,005%-0.5% chlorine dioxide, and between about 0.02%-3.0% phosphate. The phosphate retards escape of chlorine dioxide in the pH range (6.0 to 7.4) typically found in a mouth.
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: September 20, 1994
    Assignee: Micropure Inc.
    Inventor: Perry Ratcliff
  • Oral health preparation and method
    Patent number: 5200171
    Abstract: A stable mouth wash or dentifrice composition containing stabilized chlorine dioxide and phosphates is disclosed for reducing the motility of and killing microbial pathogens. The preferred concentration ranges are between about 0.005%-0.5% chlorine dioxide, and between about 0.02%-3.0% phosphate. The phosphate retards escape of chlorine dioxide in the pH range (6.0 to 7.4) typically found in a mouth.
    Type: Grant
    Filed: November 20, 1990
    Date of Patent: April 6, 1993
    Assignee: Micropure, Inc.
    Inventor: Perry Ratcliff