Patents by Inventor Larry D. Gray, Sr.

Larry D. Gray, Sr. 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).

  • Positive locking clamshell
    Patent number: 6283364
    Abstract: A clamshell container for disposable, single-use applications comprising a reinforced positive locking closure that includes an inverted tab closure element located within the front wall of one compartment thereof, and a slot cutout located within the front wall of a corresponding compartment thereof.
    Type: Grant
    Filed: December 28, 2000
    Date of Patent: September 4, 2001
    Assignee: Westvaco Corporation
    Inventor: Larry D. Gray, Sr.