Details for Patent: 7,501,409

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Summary for Patent: 7,501,409

Title:	Preparations for oral administration
Abstract:	The present invention provides a preparation for oral administration containing a medicinal substance having cGMP-specific phosphodiesterase inhibitory activity and showing decrease of solubility in the neutral and alkaline regions, wherein an acidic substance is compounded promote the dissolution of the medicinal substance in digestive tract and thus the efficacy can be expressed at the early stage after administration, and which preparation is useful in treatment of erectile dysfunction.
Inventor(s):	Murakami; Hideki (Kobe, JP), Takebe; Shoji (Takatsuki, JP)
Assignee:	Mitsubishi Tanabe Pharma Corporation (Osaka-shi, JP)
Application Number:	10/363,322
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 7,501,409
Patent Claim Types: see list of patent claims	Compound; Dosage form;

Drugs Protected by US Patent 7,501,409

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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
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

Foreign Priority and PCT Information for Patent: 7,501,409

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Japan	2000-270061	Sep 06, 2000
Japan	2001-231682	Jul 31, 2001

PCT Information
PCT Filed	September 06, 2001	PCT Application Number:	PCT/JP01/07718
PCT Publication Date:	March 14, 2002	PCT Publication Number:	WO02/20058

International Family Members for US Patent 7,501,409

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	552013	⤷ Sign Up
Australia	2001284444	⤷ Sign Up
Australia	8444401	⤷ Sign Up
Canada	2420461	⤷ Sign Up
China	1264574	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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