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Last Updated: October 25, 2020

DrugPatentWatch Database Preview

Details for Patent: 8,497,256

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

Patent 8,497,256 protects GIAZO and is included in one NDA.

This patent has ten patent family members in eight countries.

Summary for Patent: 8,497,256
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 Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,497,256
Patent Claim Types:
see list of patent claims
Use; Formulation; Dosage form;

Drugs Protected by US Patent 8,497,256

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Valeant Pharms Intl GIAZO balsalazide disodium TABLET;ORAL 022205-001 Feb 3, 2012 DISCN Yes No   Start Trial   Start Trial TREATMENT OF MILDLY TO MODERATELY ACTIVE ULCERATIVE COLITIS IN MALE PATIENTS   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 8,497,256

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2011245455   Start Trial
Brazil 112012027520   Start Trial
Brazil 122014009845   Start Trial
Canada 2797560   Start Trial
European Patent Office 2563117   Start Trial
Israel 222642   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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