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Details for Patent: 6,727,283

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Patent 6,727,283 protects ZOLOFT and is included in one NDA. There has been one Paragraph IV challenge on Zoloft. There is one tentative approval for the compound protected by this patent. Additional details are available via the generic ingredient links below.

Protection for ZOLOFT has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has forty-eight patent family members in forty-five countries.

Summary for Patent: 6,727,283

Title: Sertraline oral concentrate
Abstract:The present invention provides an essentially nonaqueous, liquid pharmaceutical concentrate composition for oral administration containing sertraline or a pharmaceutically acceptable salt thereof and one or more pharmaceutically acceptable excipients. The present invention also provides a use of this concentrate composition to prepare an aqueous solution of sertraline. In addition, the present invention provides a method of using this concentrate composition to treat or prevent a variety of diseases or conditions. Finally, the present invention provides the compound, (1S-cis)-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-naphthalenam ine methanesulfonate.
Inventor(s): Harper; Nancy J. (Groton, CT), Ranade; Gautam R. (East Lyme, CT), Welch; Willard M. (Mystic, CT)
Assignee: Pfizer Inc. (New York, NY)
Application Number:09/417,175
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 11th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Pfizer
ZOLOFT
sertraline hydrochloride
CONCENTRATE;ORAL020990-001Dec 7, 1999RXYes6,727,283*PED► subscribeY
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Non-Orange Book Patents for Patent: 6,727,283

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
7,067,555Sertraline oral concentrate► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 6,727,283

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Slovakia4582001► subscribe
Slovenia1121107► subscribe
Portugal1121107► 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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