Patents Assigned to Sigma, Inc.
  • Patent number: 4299223
    Abstract: A diaper tape tab includes a backing web having a first pattern of adhesive on one surface thereof and a release coating covering a portion of the other surface with a tape segment secured to the release coating and the exposed portion of the other surface by a second pattern of adhesive. The two adhesive patterns are spaced parallel strips of adhesive that are spaced from each other by a dimension which is less than the width of the strips and the outside strips are spaced inwardly of the lateral edges so that the adhesive is not exposed during storage.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: November 10, 1981
    Assignee: 3 Sigma Inc.
    Inventor: William E. Cronkrite