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Details for Patent: 9,161,926

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Patent 9,161,926 protects ACZONE and is included in one NDA.

This patent has nine patent family members in nine countries.

Summary for Patent: 9,161,926

Title:Topical dapsone and dapsone/adaplene compositions and methods for use thereof
Abstract: Dapsone and dapsone/adapalene compositions can be useful for treating a variety of dermatological conditions. The compositions of this disclosure include dapsone and/or adapalene in a polymeric viscosity builder. Subject compositions can be adjusted to optimize the dermal delivery profile of dapsone to effectively treat dermatological conditions and improve the efficiency of pharmaceutical products applied to the skin. Use of the polymeric viscosity builder provides compositions with increased concentrations of diethylene glycol monoethyl ether relative to compositions without the polymeric viscosity builder.
Inventor(s): Warner; Kevin S. (Anaheim, CA), Parashar; Ajay P. (San Diego, CA), Swaminathan; Vijaya (San Francisco, CA), Bhatt; Varsha (San Francisco, CA)
Assignee: Allergan, Inc. (Irvine, CA)
Application Number:14/082,955
Patent Claim Types:
see list of patent claims
Composition; Compound;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 9th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Allergan Inc
GEL;TOPICAL207154-001Feb 24, 2016RXYesYes9,161,926► subscribeY
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International Patent Family for Patent: 9,161,926

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2013348247► subscribe
Canada2890224► subscribe
China105246457► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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