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Last Updated: November 2, 2024

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 nine patent family members in seven 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

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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	⤷ Sign Up	⤷ Sign Up				TREATMENT OF MILDLY TO MODERATELY ACTIVE ULCERATIVE COLITIS IN MALE PATIENTS	⤷ Sign Up
>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

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2011245455	⤷ Sign Up
Brazil	112012027520	⤷ Sign Up
Brazil	122014009845	⤷ Sign Up
Canada	2797560	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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