Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4571437 | Process for preparing p-aminophenol and alkyl substituted p-aminophenol | Douglas C. Caskey | 1986-02-18 |
| 4415753 | Process for preparing p-aminophenol and alkyl substituted p-aminophenol | Douglas C. Caskey | 1983-11-15 |