Patents Assigned to Synergistics Research Corporation
  • Patent number: 4371166
    Abstract: A geometric puzzle in the general shape of a cylinder is disclosed. The puzzle is comprised of eight side segments of identical outside dimensions and top and bottom portions of similar dimensions. Each top and bottom portion has a plurality of pairs of posts of different or the same diameters. The eight side segments each have two pairs of holes the diameters of which match those of the posts, when properly assembled to the top and bottom pieces. A cylindrical liner, printed with the indicia of a beverage can, fits over the assembled ten pieces. In addition, a clear plastic liner is provided to fit over the printed liner.
    Type: Grant
    Filed: March 11, 1981
    Date of Patent: February 1, 1983
    Assignee: Synergistics Research Corporation
    Inventors: Daniel B. Ferris, Martin M. Trossman, Charles R. Luchsinger