Last Updated: July 25, 2026

Details for Patent: 8,642,760

Name: Drug Patent Intelligence for US Patent 8642760
Creator: DrugPatentWatch
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Summary for Patent: 8,642,760

Title:	Low hygroscopic aripiprazole drug substance and processes for the preparation thereof
Abstract:	The present invention provides low hygroscopic forms of aripiprazole and processes for the preparation thereof which will not convert to a hydrate or lose their original solubility even when a medicinal preparation containing the anhydrous Aripiprazole crystals is stored for an extended period.
Inventor(s):	Takuji Bando, Satoshi Aoki, Junichi Kawasaki, Makoto Ishigami, Youichi Taniguchi, Tsuyoshi Yabuuchi, Kiyoshi Fujimoto, Yoshihiro Nishioka, Noriyuki Kobayashi, Tsutomu Fujimura, Masanori Takahashi, Kaoru Abe, Tomonori Nakagawa, Koichi Shinhama, Naoto Utsumi, Michiaki Tominaga, Yoshihiro Ooi, Shohei Yamada, Kenji Tomikawa
Assignee:	Otsuka Pharmaceutical Co Ltd
Application Number:	US13/067,750
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 8,642,760
Patent Claim Types: see list of patent claims

Drugs Protected by US Patent 8,642,760

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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: 8,642,760

Foriegn Application Priority Data
Foreign Country	Foreign Patent Number	Foreign Patent Date
Japan	2001-290645	Sep 25, 2001
Japan	2001-348276	Nov 14, 2001
Canada	2379005	Mar 27, 2002

International Family Members for US Patent 8,642,760

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Argentina	033485	⤷ Start Trial
Argentina	056503	⤷ Start Trial
Argentina	073111	⤷ Start Trial
Argentina	077635	⤷ Start Trial
Argentina	087544	⤷ Start Trial
Austria	322269	⤷ Start Trial
Austria	464050	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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