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Last Updated: November 19, 2019

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Details for Patent: 7,638,536

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Which drugs does patent 7,638,536 protect, and when does it expire?

Patent 7,638,536 protects DOPTELET and is included in one NDA.

This patent has eighteen patent family members in eleven countries.

Summary for Patent: 7,638,536
Title:2-Acylaminothiazole derivative or salt thereof
Abstract: A 2-acylaminothiazole derivative or a pharmaceutically acceptable salt thereof having an excellent effect of proliferating human c-mpl-Ba/F3 cells and an activity of increasing platelets based on the effect of promoting the formation of megakaryocytic colonies. A compound or a pharmaceutically acceptable salt thereof useful in treating thrombocytopenia.
Inventor(s): Sugasawa; Keizo (Tsukuba, JP), Watanuki; Susumu (Tsukuba, JP), Koga; Yuji (Tsukuba, JP), Nagata; Hiroshi (Tsukuba, JP), Obitsu; Kazuyoshi (Tsukuba, JP), Wakayama; Ryutaro (Tsukuba, JP), Hirayama; Fukushi (Tsukuba, JP), Suzuki; Ken-ichi (Tsukuba, JP)
Assignee: Astellas Pharma Inc. (Chuo-Ku, Tokyo, JP)
Application Number:10/500,964
Patent Claim Types:
see list of patent claims
Use; Composition; Compound; Dosage form;

Drugs Protected by US Patent 7,638,536

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Akarx Inc DOPTELET avatrombopag maleate TABLET;ORAL 210238-001 May 21, 2018 RX Yes Yes   Start Trial   Start Trial Y 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: 7,638,536

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2002-010413Jan 18, 2002
Japan2002-010447Jan 18, 2002
PCT Information
PCT FiledJanuary 15, 2003PCT Application Number:PCT/JP03/00270
PCT Publication Date:July 31, 2003PCT Publication Number: WO03/062233

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