Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883861 | Cysteine-rich peptides having gamma-glutamic acid and beta-alanine units, a process for their preparation and their use | Erwin Grill, Ernst-Ludwig Winnacker | 1989-11-28 |
| 4857512 | Immunostimulating polysaccharides, method for using such, and pharmaceutical preparations containing them | Hildebert Wagner, Holger Ott | 1989-08-15 |