Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111236 | Method for preparing oxaspirocycle derivative, and intermediate thereof | Wenhai Li, Zhenjun QIU | 2021-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111236 | Method for preparing oxaspirocycle derivative, and intermediate thereof | Wenhai Li, Zhenjun QIU | 2021-09-07 |