Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845216 | Pyrido [2,3,d]pyrimidine derivatives | Edward C. Taylor, George P. Beardsley, Stephen Robert Fletcher | 1989-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845216 | Pyrido [2,3,d]pyrimidine derivatives | Edward C. Taylor, George P. Beardsley, Stephen Robert Fletcher | 1989-07-04 |