Patents by Inventor Thomas Jake Lunsford

Thomas Jake Lunsford 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).

  • Patent number: 4091927
    Abstract: A packaging and display carton is constructed of first and second sheets of durable, flexible transparent material of a generally rectangular configuration having a double wall cavity packaging chamber formed in one of the sheets with vertically extending wall and a closure cap with a display window formed in the other sheet wherein the outer walls of the packaging chamber and the inner walls of the display cavity have an interference fit for frictionally engaging and sealing the chamber and retaining the part in the closed position by friction and vacuum. An intermediate labeling and display card or sheet is disposed between the two sheets and includes an opening for receiving the walls of the packaging chamber therethrough. Vacuum locking devices in the form of snug fitting protrusions and sockets for holding the sheets together are disclosed.
    Type: Grant
    Filed: September 15, 1976
    Date of Patent: May 30, 1978
    Inventor: Thomas Jake Lunsford