Patents by Inventor Liu Luosen

Liu Luosen 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).

  • Writing instrument
    Patent number: D612420
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: March 23, 2010
    Assignee: Office Depot, Inc.
    Inventors: Jose Suero, Jr., Liu Luosen
  • Writing instrument
    Patent number: D612421
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: March 23, 2010
    Assignee: Office Depot, Inc.
    Inventors: Jose Suero, Jr., Liu Luosen
  • Writing instrument
    Patent number: D612422
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: March 23, 2010
    Assignee: Office Depot, Inc.
    Inventors: Jose Suero, Jr., Liu Luosen
  • Writing instrument
    Patent number: D612423
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: March 23, 2010
    Assignee: Office Depot, Inc.
    Inventors: Jose Suero, Jr., Liu Luosen