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Last Updated: April 26, 2024

Details 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):	Miranda; Jesus (Menlo Park, CA), Cleary; Gary W. (San Mateo, CA)
Assignee:	Cygnus Research Corporation (Redwood City, CA)
Application Number:	07/215,074
Patent Claim Types: see list of patent claims	Use; Delivery; Device;

Drugs Protected by US Patent 4,915,950

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent 4,915,950

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	127331	⤷ Try a Trial
Australia	4031289	⤷ Try a Trial
Australia	639892	⤷ Try a Trial
Canada	1336324	⤷ Try a Trial
Germany	68924157	⤷ Try a Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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