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Details for Patent: 5,032,207

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Details for Patent: 5,032,207

Title: One-step method for forming a pressure-sensitive adhesive transdermal drug device
Abstract:A one step method and apparatus for forming a pressure sensitive adhesive transdermal drug device having a scored release liner which comprises positioning a web containing the release liner using a cutting die having a first cutting element designed to completely cut through the web to form the device and a second cutting element designed to cut only the release liner.
Inventor(s): Sablotsky; Steven (Miami, FL), LaPrade; Ronald E. (Miami, FL)
Assignee: Noven Pharmaceuticals, Inc. (Miami, FL)
Filing Date:Sep 15, 1989
Application Number:07/407,874
Claims:1. A method of forming a transdermal drug delivery device having a drug-containing layer, having a scored release liner of one side thereof and having a backing on the other side thereof, said release liner being releasably adherable to said drug-containing layer, said method comprising the steps of:

positioning a web containing said release liner, said drug-containing layer and said backing on a rigid support surface; and

cutting said web with a cutting die, said cutting die having a first cutting element with a two-dimensional shape, to cut completely through said web to form a shaped device and having a second linear cutting element interior to the first cutting element, said second cutting element having a one-dimensional shape, and sized to cut only the release liner layer.
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