Patents by Inventor Dart S. Moy

Dart S. Moy 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).

  • Preparing tape having improved tear strength
    Patent number: 5173141
    Abstract: Method of preparing a tape having a backing bearing on at least one major surface thereof a plurality of ribs disposed substantially longitudinally thereon, and further bearing on at least one major surface thereof a layer of adhesive. The ribs are joined to the backing such that the contact angle between the ribs and the surface of the backing ranges from about 10.degree. to about 160.degree.. At least 50% of the cross-section of the ribs must project from the rib-bearing surface of the tape. It is preferred that the adhesive be a pressure-sensitive adhesive. The tape of this invention can be prepared by means of coextrusion techniques.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: December 22, 1992
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Ronald P. Leseman, Robert L. Gordier, Stephen C. Koehn, Dart S. Moy, Thomas L. Wood
  • Tape having improved tear strength
    Patent number: 5079066
    Abstract: Tape comprising a backing bearing on at least one major surface thereof a plurality of ribs disposed substantially longitudinally thereon, and further bearing on at least one major surface thereof a layer of adhesive. The ribs are joined to the backing such that the contact angle between the ribs and the surface of the backing ranges from about 10.degree. to about 160.degree.. At least 50% of the cross-section of the ribs must project from the rib-bearing surface of the tape. It is preferred that the adhesive be a pressure-sensitive adhesive. The tape of this invention can be prepared by means of coextrusion techniques.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: January 7, 1992
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Ronald P. Leseman, Robert L. Gordier, Stephen C. Koehn, Dart S. Moy, Thomas L. Wood