Patents by Inventor Jianzhe Xie

Jianzhe Xie 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).

  • Pen
    Patent number: D662978
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: July 3, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D662979
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: July 3, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D667876
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: September 25, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D667878
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: September 25, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Ink bottle
    Patent number: D672656
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: December 18, 2012
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D678944
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: March 26, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D683400
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: May 28, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D683402
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: May 28, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D695826
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: December 17, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D695827
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: December 17, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen cap
    Patent number: D695831
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: December 17, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen cap
    Patent number: D695832
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: December 17, 2013
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D699293
    Type: Grant
    Filed: October 29, 2012
    Date of Patent: February 11, 2014
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen cap
    Patent number: D699295
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: February 11, 2014
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D829821
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: October 2, 2018
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Eraser
    Patent number: D832923
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: November 6, 2018
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pencil sharpener
    Patent number: D835717
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: December 11, 2018
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pencil sharpener
    Patent number: D836718
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: December 25, 2018
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D867453
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: November 19, 2019
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie
  • Pen
    Patent number: D881275
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: April 14, 2020
    Assignee: Beifa Group Co., Ltd.
    Inventor: Jianzhe Xie