Patents by Inventor Gul N. Lee

Gul N. Lee 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).

  • Beverage container having a self-contained pop-up straw assembly
    Patent number: 5253779
    Abstract: A beverage container having a sloping upper wall and enclosing a self-contained pop-up straw assembly. The straw assembly has telescopic inner and outer tubes and resilient means urging the tubes against the sloping container wall, causing the straw assembly to center itself and pop-up when the container is opened.
    Type: Grant
    Filed: January 3, 1992
    Date of Patent: October 19, 1993
    Inventor: Gul N. Lee