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 |
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Patent Claim Types: see list of patent claims | Compound; Dosage form; |
Drugs Protected by US Patent 7,501,409
| 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
| 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 | |||
| China | 1462193 | ⤷ Sign Up | |||
| European Patent Office | 1316316 | ⤷ Sign Up | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
