US Patent 7955677 Two-sided non-stick release film

Assemblies for the adhesive attachment to the skin or mucosa of a host are disclosed. The assembly or transdermal patch includes an outer backing layer, a first layer of adhesive on the inner surface of the outer backing layer, an inner backing layer, and an intermediate release liner between the first layer of adhesive and the inner backing layer. The intermediate release liner includes a releasable surface on both its inner and outer surfaces.