Patents by Inventor Yat San Chiang

Yat San Chiang 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).

  • Drinking container having slidable cover and drinking straw
    Patent number: 8376165
    Abstract: A drink container with suction pipe is provided. The container comprises a container body, a cap assembly and a flexible straw; the cap assembly comprises an inner cap and a valve assembly which can open and close the passage between inside and outside of the container body by respectively extending and bending the flexible straw; and the cap assembly also comprises a venting switch assembly which comprises a venting valve hole mounted on the inner cap, a float venting valve, protrusions mounted respectively on both ends of the inner side of the slide sheet, and hollow portion mounted between two the protrusions. The float venting valve is movably mounted to the venting valve hole and comprises one or a plurality of elastic protrusions on its contact surface.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: February 19, 2013
    Inventor: Yat San Chiang
  • DRINKING CONTAINER WITH SUCTION PIPE
    Publication number: 20120160851
    Abstract: A drink container with suction pipe is provided. The container comprises a container body, a cap assembly and a flexible straw; the cap assembly comprises an inner cap and a valve assembly which can open and close the passage between inside and outside of the container body by respectively extending and bending the flexible straw; and the cap assembly also comprises a venting switch assembly which comprises a venting valve hole mounted on the inner cap, a float venting valve, protrusions mounted respectively on both ends of the inner side of the slide sheet, and hollow portion mounted between two the protrusions. The float venting valve is movably mounted to the venting valve hole and comprises one or a plurality of elastic protrusions on its contact surface.
    Type: Application
    Filed: May 20, 2011
    Publication date: June 28, 2012
    Inventor: YAT SAN CHIANG
  • Massaging manual breast pump
    Patent number: 8187219
    Abstract: A massaging manual breast pump comprising a pumping assembly, a receptacle, a lid, a handle, and a cushion is provided.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: May 29, 2012
    Inventor: Yat San Chiang