Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871732 | Substituted imidazo(2,1-b)quinazolin-5(3H)-ones and related tricyclic compounds and use as bronchodilators | Shyam Sunder | 1989-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871732 | Substituted imidazo(2,1-b)quinazolin-5(3H)-ones and related tricyclic compounds and use as bronchodilators | Shyam Sunder | 1989-10-03 |