Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4218454 | N-.alpha.Methylcyclopropylmethyl derivatives of normorphine and noroodeine, and analgesic compositions and methods employing the normorphine derivatives | Joseph I. DeGraw, John A. Lawson, Howard L. Johnson, Gilda Loew | 1980-08-19 |