Last Updated: November 9, 2026

Details for Patent: 9,226,903

Name: Drug Patent Intelligence for US Patent 9226903
Creator: DrugPatentWatch
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Which drugs does patent 9,226,903 protect, and when does it expire?

Patent 9,226,903 protects QUTENZA and is included in one NDA.

This patent has thirty-five patent family members in twenty-three countries.

Summary for Patent: 9,226,903

Title:	Transdermal therapeutic system comprising an adhesive layer method for siliconizing the back layer or the system and use of said back layer
Abstract:	The invention relates to a transdermal therapeutic system which comprises a backing layer, an adhesive layer, a polymer layer and a removable protective layer. The adhesive layer is an organosiloxane layer and is anchored in the backing layer by siliconization.
Inventor(s):	Walter Mueller, Johannes Leonhard
Assignee:	LTS Lohmann Therapie Systeme AG
Application Number:	US11/661,530
Patent Claim Types: see list of patent claims	Use; Formulation;

Drugs Protected by US Patent 9,226,903

Glossary

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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
Averitas	QUTENZA	capsaicin	PATCH;TOPICAL	022395-001	Nov 16, 2009		RX	Yes	Yes	9,226,903	⤷ Start Trial	Y				⤷ Start Trial
>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: 9,226,903

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Germany	10 2004 044 578	Sep 13, 2004

PCT Information
PCT Filed	September 06, 2005	PCT Application Number:	PCT/EP2005/009547
PCT Publication Date:	March 23, 2006	PCT Publication Number:	WO2006/029740

International Family Members for US Patent 9,226,903

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Argentina	050621	⤷ Start Trial
Australia	2005284436	⤷ Start Trial
Brazil	PI0515270	⤷ Start Trial
Canada	2578534	⤷ Start Trial
China	101018545	⤷ Start Trial
China	102755305	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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