Patents by Inventor Leon John Sack

Leon John Sack 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: 6220184
    Abstract: The present invention is a cart assembly comprising a top portion which is adapted to be removably secured to a lower portion. The top portion includes a rotatable table, known as a lazy Susan and secured to the rotatable table is a lock device, which enables the rotatable table to lock in a fix position when desired by the user. A removing device allows for the top portion to be removably secured to the bottom portion. This will render the top portion, when removed, to act as a tray for adequately and efficiently transport the finished product and to prevent handling by the user to intrinsically reduce damage thereto. The lower portion includes a plurality of legs. The legs, preferably includes lockable wheels to provide conveyance of the assembled assembly, when the top portion is secured to the bottom portion, or solely the bottom portion. The lower portion supports the top portion and is designed to aid the user.
    Type: Grant
    Filed: May 5, 1999
    Date of Patent: April 24, 2001
    Inventor: Leon John Sack