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Details for Patent: 8,748,481

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Patent 8,748,481 protects AMITIZA and is included in one NDA. There has been one Paragraph IV challenge on Amitiza.

This patent has twenty-one patent family members in sixteen countries.

Summary for Patent: 8,748,481

Title:Method for treating gastrointestinal disorder
Abstract: The present invention relates to a method for the long term treatment of gastrointestinal disorders in a human subject, which comprises administering an effective amount of a halogenated prostaglandin compound and/or its tautomer to the subject. The method induces substantially no electrolyte shifting during the term of the treatment. The compound used in the present invention can improve quality of life in the human subjects with gastrointestinal disorders, are similarly effective in treating male and female subjects, and also effective in a human subject aged even 65 years and older.
Inventor(s): Ueno; Ryuji (Montgomery, MD)
Assignee: Sucampo AG (Zug, CH)
Application Number:11/216,012
Patent Claim Types:
see list of patent claims
Use; Delivery; Composition;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 15th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Sucampo Pharma Llc
AMITIZA
lubiprostone
CAPSULE;ORAL021908-002Apr 29, 2008RXNo8,748,481► subscribe METHOD FOR THE LONG TERM TREATMENT OF CHRONIC CONSTIPATION IN A HUMAN SUBJECT WITH IRRITABLE BOWEL SYNDROME
Sucampo Pharma Llc
AMITIZA
lubiprostone
CAPSULE;ORAL021908-001Jan 31, 2006RXYes8,748,481► subscribe METHOD FOR THE LONG TERM TREATMENT OF CHRONIC CONSTIPATION IN A HUMAN SUBJECT
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International Patent Family for Patent: 8,748,481

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Russian Federation2392941► subscribe
Russian Federation2007111908► subscribe
New Zealand553434► 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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