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Last Updated: November 18, 2019

DrugPatentWatch Database Preview

Details for Patent: 6,890,927

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Which drugs does patent 6,890,927 protect, and when does it expire?

Patent 6,890,927 protects CHANTIX and is included in one NDA.

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

This patent has sixty-one patent family members in forty-eight countries.

Summary for Patent: 6,890,927
Title: Tartrate salts of 5,8, 14-triazateracyclo[10.3.1.02,11 04.9]-hexadeca-2(11),3,5,7,9-pentaene and pharmaceutical compositions thereof
Abstract:The present invention is directed to the tartrate salts of 5,8,14-triazatetracyclo[10.3.1.0.sup.2,11.0.sup.4,9 ]-hexadeca-2(11),3,5,7,9-pentaene: ##STR1## and pharmaceutical compositions thereof. The present invention in particular is directed to the L-tartrate salt, and further to the various polymorphs of the L-tartrate salt, including two distinct anhydrous polymorphs (referred to herein as Forms A and B) and a hydrate polymorph (referred to herein as Form C). In addition, the present invention is also directed to the D-tartrate salt of 5,8,14-triazatetracyclo[10.3.1.0.sup.2,11.0.sup.4,9 ]-hexadeca-2(11),3,5,7,9-pentaene and the various polymorphs thereof; as well as the D,L-tartrate salt thereof and its polymorphs, and the meso-tartrate salt thereof and its polymorphs.
Inventor(s): Bogle; David E. (Jewett City, CT), Rose; Peter R. (Ledyard, CT), Williams; Glenn R. (East Aurora, NY)
Assignee: Pfizer Inc (New York, NY)
Application Number:10/139,730
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,890,927
Patent Claim Types:
see list of patent claims
Compound; Composition; Use; Process;

Drugs Protected by US Patent 6,890,927

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Pf Prism Cv CHANTIX varenicline tartrate TABLET;ORAL 021928-001 May 10, 2006 RX Yes No   Start Trial   Start Trial Y   Start Trial
Pf Prism Cv CHANTIX varenicline tartrate TABLET;ORAL 021928-002 May 10, 2006 RX Yes Yes   Start Trial   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

International Family Members for US Patent 6,890,927

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 1473   Start Trial
Argentina 033635   Start Trial
Austria 302607   Start Trial
Australia 2002253482   Start Trial
Bulgaria 108343   Start Trial
Bulgaria 66408   Start Trial
Brazil 0209605   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Merck
Boehringer Ingelheim
McKinsey
Dow
Express Scripts
AstraZeneca

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