Patents Assigned to Wellpak Technical Development Limited
  • Patent number: 6200656
    Abstract: According to the present invention, an artificial tree is provided which includes a tree element having a central generally disc-shaped member and a plurality of generally annular rings concentric to the central disc-shaped member and to one another such that the central disc-shaped member and the rings, in the operative position, are positioned in a vertically spaced, tiered array, with the central disc-shaped member at an uppermost position such that the tiered array is configured to have a tree-shape. A plurality of connecting strips connect each tier of the array to a next adjacent tier of the array. The disc-shaped member, the concentric rings, and the connecting strips may be formed from a unitary sheet of material, and the disc-shaped member and the concentric rings may be formed by providing a plurality of discontinuous generally spiral slits in the sheet of material.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: March 13, 2001
    Assignee: Wellpak Technical Development Limited
    Inventor: Kwok Choi Tsang
  • Patent number: D442115
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: May 15, 2001
    Assignee: Wellpak Technical Development Limited
    Inventor: Kwok Choi Tsang