Patents by Inventor Robert J. Libman

Robert J. Libman 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).

  • Bucket combination
    Patent number: 7318247
    Abstract: A bucket combination has a bucket and a removable inner bucket and wringer that fit within it. The inner bucket fits on one side of the larger bucket, and has three loops with tabs that extend over an upper rim on the bucket and engage a lower edge section on the rim. The inner bucket also has a bail that fits within a recess to provide a flat upper surface. The wringer rests on top of the upper surface on the inner bucket, and has a wringing section that fits within it. Flanges on the wringer fit within the loops on inner bucket and directly engage the lower edge section on the rim on the larger bucket. The flanges have an outwardly-extending arm.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: January 15, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Dust pan
    Patent number: D509035
    Type: Grant
    Filed: December 27, 2002
    Date of Patent: August 30, 2005
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Bucket
    Patent number: D515263
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: February 14, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Broom
    Patent number: D515822
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: February 28, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Mop
    Patent number: D520698
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: May 9, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Hand grip portion for a mop
    Patent number: D522702
    Type: Grant
    Filed: February 24, 2003
    Date of Patent: June 6, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Bucket wringer
    Patent number: D523199
    Type: Grant
    Filed: April 22, 2003
    Date of Patent: June 13, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Hand grip for a mop
    Patent number: D532569
    Type: Grant
    Filed: February 24, 2003
    Date of Patent: November 21, 2006
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a squeegee
    Patent number: D547511
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: July 24, 2007
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a squeegee
    Patent number: D548415
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: August 7, 2007
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Soap dispenser
    Patent number: D558417
    Type: Grant
    Filed: January 18, 2007
    Date of Patent: December 25, 2007
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti, Marco Bizzotto
  • Portion of a soap dispenser
    Patent number: D559488
    Type: Grant
    Filed: January 18, 2007
    Date of Patent: January 8, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575519
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575520
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575522
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575524
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575525
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575526
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575528
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti
  • Portion of a brush
    Patent number: D575530
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: August 26, 2008
    Assignee: The Libman Company
    Inventors: Robert J. Libman, Enzo Berti