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Generated: July 17, 2019

DrugPatentWatch Database Preview

Details for Patent: 8,772,497

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Which drugs does patent 8,772,497 protect, and when does it expire?

Patent 8,772,497 protects FYCOMPA and is included in two NDAs.

This patent has fifty-two patent family members in twenty-eight countries.

Summary for Patent: 8,772,497
Title:Method for producing 1, 2-dihydropyridine-2-one compound
Abstract: The present inventions provide a method for commercially producing a 1,2-dihydropyridine-2-one compound represented by the following formula (III-a) ##STR00001## wherein the ring A represents an optionally substituted 2-pyridyl group, the ring B represents an optionally substituted phenyl group, and the ring C represents an optionally substituted phenyl group. Further, the invention provides crystals of 3-(2-cyanophenyl)-5-(2-pyridyl)-1-phenyl-1,2-dihydropyridin-2-one and production processes therefore.
Inventor(s): Arimoto; Itaru (Tokyo, JP), Nagato; Satoshi (Tokyo, JP), Sugaya; Yukiko (Tsukuba, JP), Urawa; Yoshio (Kamisu, JP), Ito; Koichi (Tsukuba, JP), Naka; Hiroyuki (Kamisu, JP), Omae; Takao (Tsukuba, JP), Kayano; Akio (Kamisu, JP), Nishiura; Katsutoshi (Kamisu, JP)
Assignee: Eisai R&D Management Co., Ltd. (Tokyo, JP)
Application Number:12/870,507
Prior Art and Litigation SupportOrder Prior Art and Litigation support for Patent 8,772,497
Patent Claim Types:
see list of patent claims
Compound; Process;

Drugs Protected by US Patent 8,772,497

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Eisai Inc FYCOMPA perampanel SUSPENSION;ORAL 208277-001 Apr 29, 2016 RX Yes Yes ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Eisai Inc FYCOMPA perampanel TABLET;ORAL 202834-001 Oct 22, 2012 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Eisai Inc FYCOMPA perampanel TABLET;ORAL 202834-002 Oct 22, 2012 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Eisai Inc FYCOMPA perampanel TABLET;ORAL 202834-003 Oct 22, 2012 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Eisai Inc FYCOMPA perampanel TABLET;ORAL 202834-004 Oct 22, 2012 RX Yes No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Eisai Inc FYCOMPA perampanel TABLET;ORAL 202834-005 Oct 22, 2012 RX Yes No ➤ Sign Up ➤ Sign Up 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

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Foreign Priority and PCT Information for Patent: 8,772,497

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan2004-198709Jul 6, 2004

International Family Members for US Patent 8,772,497

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 547405 ➤ Sign Up
Australia 2005258378 ➤ Sign Up
Australia 2005258385 ➤ Sign Up
Brazil PI0510254 ➤ Sign Up
Canada 2561829 ➤ Sign Up
Canada 2570177 ➤ Sign Up
Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Teva
Mallinckrodt
Colorcon
Julphar
Chubb
McKesson

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