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Last Updated: October 20, 2020

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Details for Patent: 7,342,117

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Summary for Patent: 7,342,117
Title:.alpha.-form or .beta.-form crystal of acetanilide derivative
Abstract: To provide novel crystals useful as an ingredient for the production of a diabetes remedy. The invention is concerned with .alpha.-form crystal and .beta.-form crystal of (R)-2-(2-aminothiazol-4-yl)-4'-[2-[(2-hydroxy-2-phenyleth-yl)amino]ethyl]- acetanilide. The .alpha.-form crystal does not exhibit hygroscopicity and has stability such that it can be used as a medicine, and is useful for mass synthesis in the industrial production. The .beta.-form crystal does not relatively exhibit hygroscopicity and is also useful as a production intermediate of the .alpha.-form crystal.
Inventor(s): Kawazoe; Souichirou (Takahagi, JP), Sakamoto; Kenichirou (Takahagi, JP), Awamura; Yuji (Tsukuba, JP), Maruyama; Tatsuya (Tsukuba, JP), Suzuki; Takayuki (Tsukuba, JP), Onda; Kenichi (Tsukuba, JP), Takasu; Toshiyuki (Tsukuba, JP)
Assignee: Astellas Pharma Inc. (Tokyo, JP)
Application Number:10/494,018
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,342,117
Patent Claim Types:
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Drugs Protected by US Patent 7,342,117

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Apgdi MYRBETRIQ mirabegron TABLET, EXTENDED RELEASE;ORAL 202611-001 Jun 28, 2012 RX Yes Yes   Start Trial   Start Trial Y   Start Trial
Apgdi MYRBETRIQ mirabegron TABLET, EXTENDED RELEASE;ORAL 202611-002 Jun 28, 2012 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

Foreign Priority and PCT Information for Patent: 7,342,117

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2001-332914Oct 30, 2001
PCT Information
PCT FiledOctober 20, 2002PCT Application Number:PCT/JP02/11217
PCT Publication Date:May 08, 2003PCT Publication Number: WO03/037881

International Family Members for US Patent 7,342,117

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2002344419   Start Trial
Brazil 0213570   Start Trial
Brazil PI0213570   Start Trial
Canada 2464068   Start Trial
China 1243740   Start Trial
China 1575287   Start Trial
European Patent Office 1440969   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

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