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Last Updated: October 21, 2019

DrugPatentWatch Database Preview

Details for Patent: 8,338,639

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Which drugs does patent 8,338,639 protect, and when does it expire?

Patent 8,338,639 protects AMITIZA and is included in one NDA.

This patent has twenty patent family members in fifteen countries.

Summary for Patent: 8,338,639
Title:Soft-gelatin capsule formulation
Abstract: The present invention provides a soft gelatin capsule formulation of a 15-keto-prostaglandin compound, which includes: a soft gelatin capsule shell including gelatin and sugar alcohol as a plasticizer, and a mixture including a 15-keto-prostaglandin compound and a pharmaceutically acceptable vehicle which is filled in the shell. By encapsulating the 15-keto-prostaglandin compound in the specified soft gelatin capsule shell, stability of the compound is significantly improved.
Inventor(s): Hashitera; Yukiko (Kobe, JP), Hirata; Ryu (Sanda, JP), Harada; Yasuhiro (Sanda, JP), Ueno; Ryuji (Potomac, MD)
Assignee: Sucampo AG (Zug, CH) R-Tech Ueno, Ltd. (Tokyo, JP)
Application Number:13/210,556
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,338,639
Patent Claim Types:
see list of patent claims
Formulation; Compound; Dosage form;

Drugs Protected by US Patent 8,338,639

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Sucampo Pharma Llc AMITIZA lubiprostone CAPSULE;ORAL 021908-002 Apr 29, 2008 RX Yes No   Start Trial   Start Trial Y   Start Trial
Sucampo Pharma Llc AMITIZA lubiprostone CAPSULE;ORAL 021908-001 Jan 31, 2006 RX Yes Yes   Start Trial   Start Trial Y   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 8,338,639

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2007208632   Start Trial
Brazil PI0707334   Start Trial
Canada 2637274   Start Trial
China 101410097   Start Trial
China 104971056   Start Trial
China 104983712   Start Trial
Denmark 1978944   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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