Patents by Inventor Chi Yin Yeung

Chi Yin Yeung 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).

  • Patent number: 8960492
    Abstract: A gumball machine includes a gumball container that holds a plurality of gumballs, a neck portion coupled to the gumball container, the neck portion having a coin slot for receiving a coin, and a gumball dispensing assembly that releases a gumball from the gumball container when a coin is inserted into the coin slot. The gumball machine further includes an elongated housing having an upper end coupled to the neck portion, the housing holding coins that have been inserted through the coin slot. A base is coupled to the lower end of the housing and has a bottom portion that is seated on a surface. A spiral ramp has a mouth coupled to the neck portion, the spiral ramp connected around the housing for allowing a dispensed gumball to roll downwardly.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: February 24, 2015
    Assignee: Sweet N Fun Ltd.
    Inventor: Chi Yin Yeung
  • Publication number: 20120298687
    Abstract: A gumball machine includes a gumball container that holds a plurality of gumballs, a neck portion coupled to the gumball container, the neck portion having a coin slot for receiving a coin, and a gumball dispensing assembly that releases a gumball from the gumball container when a coin is inserted into the coin slot. The gumball machine further includes an elongated housing having an upper end coupled to the neck portion, the housing holding coins that have been inserted through the coin slot. A base is coupled to the lower end of the housing and has a bottom portion that is seated on a surface. A spiral ramp has a mouth coupled to the neck portion, the spiral ramp connected around the housing for allowing a dispensed gumball to roll downwardly.
    Type: Application
    Filed: May 23, 2011
    Publication date: November 29, 2012
    Inventor: Chi Yin Yeung