Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4505862 | Diphenydramine dihydrogencitrate | Arnold Marcus | 1985-03-19 |
| 4401665 | Sleep-aid composition containing an analgesic and diphenhydramine dihydrogencitrate, and method of use | Arnold Marcus | 1983-08-30 |