Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879381 | 7-(substituted or unsubstituted amino) 3-substituted methyl-.sup.3 cephem-4-carboxylic acid | — | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879381 | 7-(substituted or unsubstituted amino) 3-substituted methyl-.sup.3 cephem-4-carboxylic acid | — | 1989-11-07 |