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Serving hundreds of leading biopharmaceutical companies globally:

Healthtrust
Federal Trade Commission
Queensland Health
Merck
Boehringer Ingelheim
Covington
Cerilliant
US Department of Justice
Colorcon

Generated: April 19, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,663,699

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Which drugs does patent 8,663,699 protect, and when does it expire?

Patent 8,663,699 protects ACANYA and is included in one NDA.

This patent has sixteen patent family members in eleven countries.
Summary for Patent: 8,663,699
Title:Topical pharmaceutical formulations containing a low concentration of benzoyl peroxide in suspension in water and a water-miscible organic solvent
Abstract: An aqueous formulation for topical application to the skin comprising water, a water-miscible organic solvent, and benzoyl peroxide, wherein the concentration of the organic solvent is sufficient to provide a stable suspension of benzoyl peroxide in the aqueous formulation without the inclusion of a surfactant in the formulation, wherein the ratio of concentrations of water and organic solvent in the formulation is sufficient to maintain the benzoyl peroxide in saturated solubility in the formulation following application to the skin, and wherein the concentration of benzoyl peroxide in the formulation is less than 5.0% and at least 1.0% w/w. The formulation may further contain a chemical compound in addition to benzoyl peroxide that is effective in the treatment of acne. The aqueous formulations of the invention are useful in the treatment of acne and acne rosacea.
Inventor(s): Chang; Yunik (Sonoma, CA), Dow; Gordon J. (Santa Rosa, CA)
Assignee: Dow Pharmaceutical Sciences, Inc. (Petaluma, CA)
Application Number:13/869,494
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation;

Drugs Protected by US Patent 8,663,699

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Dow Pharm ACANYA benzoyl peroxide; clindamycin phosphate GEL;TOPICAL 050819-001 Oct 23, 2008 AB RX Yes Yes ➤ Try a Free Trial ➤ Try a Free Trial TREATMENT OF ACNE ➤ Try a Free Trial
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Non-Orange Book US Patents Family Members for Patent 8,663,699

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
9,078,870 Topical pharmaceutical formulations containing a low concentration of benzoyl peroxide in suspension in water and a water-miscible organic solvent ➤ Try a Free Trial
9,504,704 Topical pharmaceutical formulations containing a low concentration of benzoyl peroxide in suspension in water and a water-miscible organic solvent ➤ Try a Free Trial
9,561,208 Topical pharmaceutical formulations containing a low concentration of benzoyl peroxide in suspension in water and a water-miscible organic solvent ➤ Try a Free Trial
8,288,434 Topical pharmaceutical formulations containing a low concentration of benzoyl peroxide in suspension in water and a water-miscible organic solvent ➤ Try a Free Trial
Patent No. Title Estimated Patent Expiration

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International Patents Family Members for US Patent 8,663,699

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2009255679 ➤ Try a Free Trial
Brazil PI0913326 ➤ Try a Free Trial
Canada 2723029 ➤ Try a Free Trial
China 102056481 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Citi
Julphar
QuintilesIMS
Healthtrust
McKesson
AstraZeneca
Teva
Cerilliant
Federal Trade Commission

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