Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835284 | Method for preparing 2-phenylbenzotriazoles and 2-phenylbenzotriazole-N-oxides | — | 1989-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835284 | Method for preparing 2-phenylbenzotriazoles and 2-phenylbenzotriazole-N-oxides | — | 1989-05-30 |