Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855502 | .alpha.-(2-nitro-phenylmethyl)-benzylamines | Manfred Worm, Charles A. Crishlow | 1989-08-08 |
| 4833139 | Enhancing cholinergic activity with 5-substituted 1-[4-(1-pyrrolidinyl)-2-butynyl]-2-pyrrolidinones and related compounds | — | 1989-05-23 |
| 4822914 | 2-amino-N-methyl-.alpha.-phenyl-phenethylamines | Manfred Worm, Charles A. Crichlow | 1989-04-18 |