Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356309 | N-Alkylated 2-(2-pyridyl)imidazoles useful as metallurgical extractants | James W. Lalk | 1982-10-26 |
FH
Frances P. Hamburg
Overall (All Time): #4,077,760 of 4,157,543Top 100%
1
Patents All Time