Patents by Inventor Esther Patrick

Esther Patrick 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).

  • Nonirritating antitartar and antiplaque oral compositions
    Patent number: 5192533
    Abstract: A method and composition for controlling tartar and plaque formation in the mouth is reported which has a relatively low irritation to the mucosae. The oral composition includes (1) a hypophosphite-containing cotelomer in an amount effective for controlling tartar; and (2) an antibacterial agent selected from the group consisting of diphenyl ethers, bis-biguanides, halogenated carbanilides and salicylamides.
    Type: Grant
    Filed: March 25, 1992
    Date of Patent: March 9, 1993
    Assignee: Chesebrough-Pond's USA Co., Division of Conopco, Inc.
    Inventors: David L. Elliott, Esther Patrick