The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 19, 2016
Filed:
Aug. 04, 2015
Applicant:
Shionogi & Co., Ltd., Osaka, JP;
Inventors:
Yoshinori Tamura, Toyonaka, JP;
Kouichi Noguchi, Amagasaki, JP;
Masanao Inagaki, Toyonaka, JP;
Nobuhiro Haga, Toyonaka, JP;
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/44 (2006.01); C07D 471/00 (2006.01); C07D 489/08 (2006.01); C07C 303/32 (2006.01);
U.S. Cl.
CPC ...
C07D 489/08 (2013.01); C07C 303/32 (2013.01);
Abstract
Stable crystalline forms of a compound represented by the formula (IA): an acid addition salt, and/or a solvate thereof are provided by the present invention. Said crystalline forms are extremely useful as materials for preparing medicines. Novel processes for preparing 6,7-unsaturated-7-carbamoyl morphinan derivatives are also provided by the present invention.