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Last Updated: June 14, 2024

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 twenty-one patent family members in fourteen 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 ⤷  Sign Up ⤷  Sign Up Y Y ⤷  Sign Up
>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

International Family Members for US Patent 7,638,536

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2472711 ⤷  Sign Up
China 1319967 ⤷  Sign Up
China 1639157 ⤷  Sign Up
Cyprus 1114169 ⤷  Sign Up
Denmark 1466912 ⤷  Sign Up
European Patent Office 1466912 ⤷  Sign Up CA 2019 00057 Denmark ⤷  Sign Up
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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