Patents by Inventor Yang Weiping

Yang Weiping 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).

  • Bird cage
    Patent number: D465070
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: October 29, 2002
    Inventor: Yang Weiping
  • Panel of a bird cage
    Patent number: D465619
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: November 12, 2002
    Inventor: Yang Weiping
  • Bird cage top
    Patent number: D467043
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: December 10, 2002
    Inventor: Yang Weiping
  • Bird cage
    Patent number: D468488
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: January 7, 2003
    Inventor: Yang Weiping