Patents by Inventor John Eugene Studer

John Eugene Studer 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).

  • Brush
    Patent number: D501606
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: February 8, 2005
    Assignee: Reckitt Benckiser Inc.
    Inventors: Marcel Belt, Leonard Spitzer, John Eugene Studer
  • Brush
    Patent number: D515319
    Type: Grant
    Filed: October 1, 2003
    Date of Patent: February 21, 2006
    Assignees: Reckitt Benckiser (UK) Limited
    Inventors: Charles Ashley, Marcel Belt, Leonard Spitzer, John Eugene Studer
  • Brush holder
    Patent number: D493994
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: August 10, 2004
    Assignee: Reckitt Benckiser Inc.
    Inventors: Marcel Belt, Leonard Spitzer, John Eugene Studer
  • Cleaning brush
    Patent number: D498057
    Type: Grant
    Filed: January 14, 2004
    Date of Patent: November 9, 2004
    Assignee: Reckitt Benckiser Inc.
    Inventors: Charles Ashley, Marcel Belt, Ian Corkhill, Leonard Spitzer, John Eugene Studer