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Legal status
Patent not validated
(51) | INT.CL. | C07D 307/93 | |
C07D 311/94 | |||
C07C 405/00 |
(11) | Number of the document | 1981867 |
(13) | Kind of document | T |
(96) | European patent application number | 07714040.8 |
Date of filing the European patent application | 2007-02-06 | |
(97) | Date of publication of the European application | 2008-10-22 |
(45) | Date of publication and mention of the grant of the patent | 2017-06-14 |
(46) | Date of publication of the claims translation |
(86) | Number | PCT/JP2007/052432 |
Date | 2007-02-06 |
(87) | Number | WO 2007/091697 |
Date | 2007-08-16 |
(30) | Number | Date | Country code |
765728 P | 2006-02-07 | US |
(72) |
HIRATA, Ryu, JP
MATSUKAWA, Tatsuya, JP
MASUZAKI, Kazuhiro, JP
UENO, Ryuji, US
|
(73) |
Sucampo AG,
Baarerstrasse 22, 6300 Zug,
CH
Sucampo Pharma, LLC, 1-7, Uchisaiwai-cho 1-chome Chiyoda-ku, Tokyo 100-0011, JP |
(54) | METHOD FOR PREPARING PROSTAGLANDIN DERIVATIVE |
METHOD FOR PREPARING PROSTAGLANDIN DERIVATIVE |