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Legal status
Patent not validated
| (51) | INT.CL. | C07C 213/00 | (2006.01) | 
| C07C 219/18 | (2006.01) | ||
| C07D 239/10 | (2006.01) | ||
| C07C 219/06 | (2006.01) | 
| (11) | Number of the document | 2669266 | 
| (13) | Kind of document | T | 
| (96) | European patent application number | 13182084.7 | 
| Date of filing the European patent application | 2010-03-30 | |
| (97) | Date of publication of the European application | 2013-12-04 | 
| (45) | Date of publication and mention of the grant of the patent | 2016-02-24 | 
| (46) | Date of publication of the claims translation | 
| (30) | Number | Date | Country code | 
| 20090027106 | 2009-03-30 | KR | 
| (72) | 
                    
                    
                    
                    
                    Kwak, Woo Young, KR  
                    
                    
                    
                    
                    Kim, Heung Jae, KR  
                    
                    
                    
                    
                    Min, Jong Pil, KR  
                    
                    
                    
                    
                    Yoon, Tae Hyun, KR  
                    
                    
                    
                    
                    Shim, Hyun Joo, KR  
                    
                    
                    
                    
                    Yoo, Moohi, KR  | 
| (73) | Dong-A ST Co., Ltd.,
                (Yongdu-dong) 64  Cheonho-daero  Dongdaemun-gu, Seoul 130-823,
                KR | 
| (54) | Improved Method for Manufacturing Dipeptidyl Peptidase-IV Inhibitor and Intermediate | 
| Improved Method for Manufacturing Dipeptidyl Peptidase-IV Inhibitor and Intermediate |