Patents by Inventor John Pates

John Pates 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).

  • Dispensing straw for liquid container
    Patent number: 4877148
    Abstract: A straw assembly is provided for a liquid container having a push tab or pull tab closure in a metallic container or a screw type closure on a plastic container. The straw is retained within the container in a retracted position even following opening of the removable closure. The straw is moved to an operative position by depressing a portion of the container so as to shift the straw laterally and permit the straw to emerge through the dispensing opening by means of a buoyancy collar on the straw.
    Type: Grant
    Filed: November 17, 1988
    Date of Patent: October 31, 1989
    Inventors: Gordon Larson, John Pates