Patent ID: 6958106

Claim:
A method of removing selected portions of a first material from a base material, said method comprising: providing a layer of base material; positioning a layer of first material and a layer of release material on said layer of base material such that said layer of release material is located substantially between said layer of base material and said layer of first material, said layer of first material consisting of three sublayers, a first of said sublayers being comprised of a polymer and the second and third of said sublayers comprised of an adhesive and located on opposite sides of said first sublayer; providing a plurality of first cuts through said layer of first material; providing a plurality of deeper, second cuts through said layer of release material and said layer of first material; and separating said layer of said first material from said layer of base material so as to remove only selected portions of said first material and leave other portions of said first material on said layer of base material.