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Generated: September 23, 2017

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Which drugs does patent 8,497,256 protect, and when does it expire?


Patent ► Subscribe protects GIAZO and is included in one NDA. There has been one Paragraph IV challenge on Giazo.

This patent has nine patent family members in eight countries.

Summary for Patent: ► Subscribe

Title:Formulations and uses of 2-hydroxy-5-phenylazobenzoic acid derivatives for the treatment of males
Abstract: The instant application provides methods and compositions for the treatment of male subjects having ulcerative colitis.
Inventor(s): Forbes; William (Raleigh, NC), Bortey; Enoch (Chapel Hill, NC), Johnson; Lorin (Palo Alto, CA)
Assignee: Salix Pharmaceuticals, Ltd (Raleigh, NC)
Application Number:13/094,261
Patent Claim Types:
see list of patent claims
Use; Formulation; Dosage form;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Valeant Pharms Intl
GIAZO
balsalazide disodium
TABLET;ORAL022205-001Feb 3, 2012ABRXYesYes► Subscribe► Subscribe TREATMENT OF MILDLY TO MODERATELY ACTIVE ULCERATIVE COLITIS IN MALE PATIENTS
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International Patent Family for Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2011245455► Subscribe
Brazil112012027520► Subscribe
Brazil122014009845► Subscribe
Canada2797560► Subscribe
European Patent Office2563117► Subscribe
Israel222642► Subscribe
Japan2013525440► Subscribe
Mexico2012012324► Subscribe
World Intellectual Property Organization (WIPO)2011137103► 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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Serving 500+ biopharmaceutical companies globally:

Daiichi Sankyo
Dow
Healthtrust
Accenture
Novartis
Farmers Insurance
AstraZeneca
Chinese Patent Office
McKesson
Chubb

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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