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Bibliographic data

Indications of the International Patent Classification (IPC)
(51)	INT.CL.	C07H 1/00
		C07H 19/01
		C07D 493/10
		C07H 7/04
		C07H 13/04
		C07H 23/00

European patent
(11)	Number of the document	2308886
(13)	Kind of document	T
(96)	European patent application number	09766724.0
	Date of filing the European patent application	2009-06-19
(97)	Date of publication of the European application	2011-04-13
(45)	Date of publication and mention of the grant of the patent	2016-12-07
(46)	Date of publication of the claims translation

PCT application
(86)	Number	PCT/JP2009/061226
	Date	2009-06-19

PCT application publication
(87)	Number	WO 2009/154276
	Date	2009-12-23

Priority applications
(30)	Number	Date	Country code
	2008162073	2008-06-20	JP

Inventors
(72)	MURAKATA, Masatoshi, JP IKEDA, Takuma, JP KIMURA, Nobuaki, JP KAWASE, Akira, JP NAGASE, Masahiro, JP YAMAMOTO, Keisuke, JP TAKATA, Noriyuki, JP YOSHIZAKI, Shinichi, JP TAKANO, Koji, JP

Grantee
(73)	Chugai Seiyaku Kabushiki Kaisha, 5-1, Ukima 5-chome, Kita-ku Tokyo 115-8543, JP

Title
(54)	PROCESS FOR THE PRODUCTION OF A SPIROKETAL DERIVATIVE
	PROCESS FOR THE PRODUCTION OF A SPIROKETAL DERIVATIVE