Patents Assigned to Industrial Strength Corporation
  • Method of connecting a stem to a base of an article of jewelry
    Patent number: 6026571
    Abstract: An article of jewelry utilizing a base of heat deformable material. The base is formed with an aperture or bore which extends partially through the base. The aperture terminates in a floor within the base and is surrounded by a cavity at the surface of the base. An elongated member of heat retaining material extend within the aperture of the base and penetrates the floor of the same. A holder connects to the elongated member and includes an end portion which fits in the cavity of the base.
    Type: Grant
    Filed: October 20, 1997
    Date of Patent: February 22, 2000
    Assignee: Industrial Strength Corporation
    Inventor: Jeff Lorenz