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Details for Patent: 7,731,989

Which drugs does patent 7,731,989 protect, and when does it expire?

Patent 7,731,989 protects GRALISE and is included in one NDA.

This patent has twenty-three patent family members in nine countries.

Summary for Patent: 7,731,989

Title:	Gastric retained gabapentin dosage form
Abstract:	A method of treatment for epilepsy and other disease states is described, which comprises the delivery of gabapentin in a gastric retained dosage form.
Inventor(s):	Berner; Bret (El Granada, CA), Hou; Sui Yuen Eddie (Foster City, CA), Gusler; Gloria M. (Cupertino, CA)
Assignee:	Depomed, Inc. (Menlo Park, CA)
Application Number:	12/239,591
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 7,731,989
Patent Claim Types: see list of patent claims	Compound; Dosage form; Formulation;

Drugs Protected by US Patent 7,731,989

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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	Patent Submitted
Depomed Inc	GRALISE	gabapentin	TABLET;ORAL	022544-001	Jan 28, 2011	BX	RX	Yes	Yes	➤ Sign Up	➤ Sign Up	Y				➤ Sign Up
Depomed Inc	GRALISE	gabapentin	TABLET;ORAL	022544-002	Jan 28, 2011	BX	RX	Yes	Yes	➤ Sign Up	➤ Sign Up	Y				➤ 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	Patent Submitted

Non-Orange Book US Patents Family Members for Patent 7,731,989

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.

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Patent No.	Title	Estimated Patent Expiration
8,192,756	Gastric retained gabapentin dosage form	➤ Sign Up
8,802,157	Methods of treatment using a gastric retained gabapentin dosage form	➤ Sign Up
8,252,332	Gastric retained gabapentin dosage form	➤ Sign Up
8,333,991	Gastric retained gabapentin dosage form	➤ Sign Up
Patent No.	Title	Estimated Patent Expiration

International Family Members for US Patent 7,731,989

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Country	Document Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2002348828	➤ Sign Up
Australia	2005267738	➤ Sign Up
Australia	2006332690	➤ Sign Up
Canada	2464322	➤ Sign Up
Country	Document Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration

Summary for Patent: 7,731,989

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