Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9187419 | Intermediates of sitagliptin and preparation process thereof | Weijin Li, Qunhui Zhang, Libo Ruan, Wansheng Yu, Fei Deng +3 more | 2015-11-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9187419 | Intermediates of sitagliptin and preparation process thereof | Weijin Li, Qunhui Zhang, Libo Ruan, Wansheng Yu, Fei Deng +3 more | 2015-11-17 |