Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4560753 | 2-Substituted-pyrido[2,3-d]pyrimidin-5(8H)-ones | George Y. Lesher, Baldev Singh | 1985-12-24 |
| 4432981 | 2-(Pyridinyl or hydroxyphenyl)-8-substituted pyrido[2,3-d]pyrimidin-5(8H)-ones | George Y. Lesher, Baldev Singh | 1984-02-21 |