Patents by Inventor Sahar Fakhry-Smith

Sahar Fakhry-Smith 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 compositions having accelerated tooth whitening effect
    Patent number: 5648064
    Abstract: A two component whitening dentifrice composition is disclosed which comprises a first component containing a peroxygen compound such as hydrogen peroxide and a second dentifrice component containing a manganese coordination complex compound such as manganese gluconate, which activates the peroxygen compound and accelerates the release of active oxygen for rapid whitening action, the first and second components being maintained separate from the other until dispensed for application to teeth.
    Type: Grant
    Filed: July 7, 1995
    Date of Patent: July 15, 1997
    Inventors: Abdul Gaffar, Sahar Fakhry-Smith
  • Aqueous tooth whitening dentifrice
    Patent number: 5171564
    Abstract: An aqueous abrasive oral composition which exhibits heightened and rapid whitening of teeth is obtained when using a combination of a dicalcium phosphate compound, a metal ion free peroxide, a chelating agent and a thickening agent.
    Type: Grant
    Filed: September 13, 1991
    Date of Patent: December 15, 1992
    Assignee: Colgate-Palmolive
    Inventors: Salim A. Nathoo, Mary B. Chmielewski, Sahar Fakhry-Smith