Patents by Inventor Peter Platt

Peter Platt 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).

  • Toothpaste containing milled alpha-alumina trihydrate
    Patent number: 4098878
    Abstract: Dentifrices containing milled alpha-alumina trihydrate which has been surface-treated with a higher fatty acid.
    Type: Grant
    Filed: October 23, 1975
    Date of Patent: July 4, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Eric Baines, Peter Platt, Kenneth Tomlinson