Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963552 | 1-substitute-1,2-dihydro-4-((substituted)phenyl)imidazo-[1,5-a] pyrimidine-8-carbonitriles | Shin S. Tseng, Herbert J. Brabander, Joseph W. Epstein | 1990-10-16 |
| 4269980 | (Substituted-phenyl)-1,2,4-triazolo[4,3-c]pyrimidines and (substituted-phenyl)-1,2,4-triazolo[1,5-c]pyrimidines | Robert A. Hardy, Jr., Nicanor Q. Quinones | 1981-05-26 |