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Details for Patent: 6,410,550

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Patent 6,410,550 protects CHANTIX and is included in one NDA. There has been one Paragraph IV challenge on Chantix.

This patent has one hundred and twelve patent family members in fifty-three countries.

Summary for Patent: 6,410,550

Title: Aryl fused azapolycyclic compounds
Abstract:Compounds of the formula ##STR1## and their pharmaceutically acceptable salts, wherein R.sup.1, R.sup.2, and R.sup.3 are defined as in the specification, intermediates in the synthesis of such compounds. pharmaceutical compositions containing such compounds and methods of using such compounds, in the treatment of neurological and psychological disorders.
Inventor(s): Coe; Jotham Wadsworth (Niantic, CT), Brooks; Paige Roanne Palmer (North Stonington, CT)
Assignee: Pfizer INC (New York, NY)
Application Number:09/402,010
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 6th percentile
Forward Citations: 5th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Pfizer Inc
CHANTIX
varenicline tartrate
TABLET;ORAL021928-001May 10, 2006RXNo6,410,550► subscribeYY AID TO SMOKING CESSATION
Pfizer Inc
CHANTIX
varenicline tartrate
TABLET;ORAL021928-002May 10, 2006RXYes6,410,550► subscribeYY AID TO SMOKING CESSATION
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Foreign Priority and PCT Information for Patent: 6,410,550

PCT Information
PCT FiledNovember 13, 1998PCT Application Number:PCT/IB98/01813
PCT Publication Date:July 15, 1999PCT Publication Number: WO99/35131

Non-Orange Book Patents for Patent: 6,410,550

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
7,205,300Aryl fused azapolycyclic compounds► subscribe
6,887,884 Aryl fused azapolycyclic compounds► subscribe
6,897,310 Aryl fused azapolycyclic compounds► 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: 6,410,550

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO)1170► subscribe
African Regional IP Organization (ARIPO)1860► subscribe
African Regional IP Organization (ARIPO)200202604► 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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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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