Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845216 | Pyrido [2,3,d]pyrimidine derivatives | Edward C. Taylor, Peter J. Harrington, Stephen Robert Fletcher | 1989-07-04 |
| 4833145 | 4(3H)-oxo-5,6,7,8-tetrahydropyrido[2,3-d]pyrimidine derivatives | Edward C. Taylor, Chuan Shih | 1989-05-23 |
| 4831037 | 4 (3H)-oxo-5,6,7,8-tetrahydropyrido-(2,3-d)pyrimidine derivatives | Edward C. Taylor, James Marino Hamby | 1989-05-16 |