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Last Updated: December 6, 2025

Claims for Patent: 4,915,950

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Summary for Patent: 4,915,950

Title:	Printed transdermal drug delivery device
Abstract:	A method for making transdermal drug delivery devices is provided which includes: laminating an adsorbent source layer to a pressure-sensitive, pharmaceutically acceptable contact adhesive; depositing a drug in liquid form on one face of the source layer; laminating an anchor adhesive layer to the opposing face of the source layer; and applying a drug-impermeable backing layer to the anchor adhesive, which backing layer then defines the upper surface of the device. The invention also encompasses transdermal drug delivery devices having a source layer in contact with and contained between anchor and contact adhesive layers, with a backing layer adjacent the anchor adhesive defining the upper surface of the device.
Inventor(s):	Jesus Miranda, Gary W. Cleary
Assignee:	Janssen Pharmaceuticals Inc
Application Number:	US07/215,074
Patent Claims:

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