Patents by Inventor Cheng Chen Hui

Cheng Chen Hui 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).

  • Pet cage
    Patent number: 5967090
    Abstract: A pet cage consists of a cover, a base, two side plates, and end plate, and a door plate. The side plates are fastened between the base and the cover. The end plate is fastened with one end of the two side plates, whereas the door plate is fastened with another end of the two side plates. The pet cage can be disassembled to facilitate the shipping of the pet cage and made thinner for easy storage.
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: October 19, 1999
    Inventor: Cheng Chen Hui
  • Water pot for pet
    Patent number: D424760
    Type: Grant
    Filed: June 7, 1999
    Date of Patent: May 9, 2000
    Inventor: Cheng Chen Hui