Patents by Inventor Jack W. La Fevor

Jack W. La Fevor 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).

  • Spherical vacuum insulated container
    Patent number: 4320856
    Abstract: This spherical insulated container is constructed from a pair of concentric spheres between which is formed a chamber. Communication of liquids to be thermally insulated within the interior sphere is provided by adjacent openings in each sphere defining a mouth area. Either a thermally insulating cap or pump dispenser seals the mouth of the container. A pump dispenser provides a convenient mechanism for dispensing liquids from a spherically shaped insulated container.
    Type: Grant
    Filed: February 19, 1980
    Date of Patent: March 23, 1982
    Assignee: Aladdin Industries, Incorporated
    Inventors: Herbert M. Stewart, Jack W. La Fevor