Patents by Inventor Peter Brian Clarke

Peter Brian Clarke 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).

  • Patent number: D404311
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: January 19, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Alan Zimmer, John Dwayne Walther, Peter Brian Clarke
  • Patent number: D406765
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: March 16, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Alan Zimmer, John Dwayne Walther, Peter Brian Clarke
  • Patent number: D407974
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: April 13, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Alan Zimmer, Peter Brian Clarke