Patents by Inventor Charles A. Stymiest

Charles A. Stymiest 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).

  • Container lid assembly
    Patent number: 5244113
    Abstract: A lid assembly for a container is provided having a pour opening and a drinking straw opening, each opening having a corresponding closure hingedly connected to the lid. Each closure employs a novel sealing plug that matingly engages the opening to seal the opening with both a friction seal and a snap-fit seal. The lid assembly also has an independently formed handle hingedly connected to the lid for carrying.
    Type: Grant
    Filed: August 24, 1992
    Date of Patent: September 14, 1993
    Assignee: Northwestern Bottle Company
    Inventor: Charles A. Stymiest
  • Closure for sports squeeze beverage bottle
    Patent number: D342418
    Type: Grant
    Filed: October 30, 1991
    Date of Patent: December 21, 1993
    Assignee: Northwestern Bottle Company
    Inventor: Charles A. Stymiest