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Last Updated: March 29, 2024

Details for Patent: 8,617,591


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Summary for Patent: 8,617,591
Title:Transdermal delivery system for the administration of rotigotine
Abstract: An improved Transdermal Delivery System (TDS) comprising a backing layer inert to the components of the matrix, a self-adhesive matrix containing rotigotine and a protective foil or sheet to be removed prior to use, characterized in that the self-adhesive matrix consists of a solid or semi-solid semi-permeable polymer (1) wherein rotigotine in its free base form has been incorporated, (2) which is saturated with rotigotine and contains said rotigotine as a multitude of microreservoirs within the matrix, (3) which is highly permeable for the free base of rotigotine, (4) which is impermeable for the protonated form of rotigotine, (5) wherein the maximum diameter of the microreservoirs is less than the thickness of the matrix. is provided. Said TDS provides for enhanced flux of rotigotine across the TDS/skin interface.
Inventor(s): Schacht; Dietrich Wilhelm (Cologne, DE), Hannay; Mike (Wachtberg-Villiprott, DE), Wolff; Hans-Michael (Monheim, DE)
Assignee: UCB Pharma GmbH (Monheim, DE)
Application Number:13/457,848
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,617,591
Patent Claim Types:
see list of patent claims
Delivery; Use;

Drugs Protected by US Patent 8,617,591

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

Foreign Priority and PCT Information for Patent: 8,617,591

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
02016860Jul 30, 2002

International Family Members for US Patent 8,617,591

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 322263 ⤷  Try a Trial
Australia 2003258539 ⤷  Try a Trial
Brazil 0313091 ⤷  Try a Trial
Canada 2491366 ⤷  Try a Trial
China 101953819 ⤷  Try a Trial
China 1671375 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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