Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335043 | Substituted N-methylene derivatives of thienamycin | Burton G. Christensen, William J. Leanza | 1982-06-15 |
| 4311704 | Substituted N-methylene derivatives of thienamycin | Burton G. Christensen, William J. Leanza, David H. Shih | 1982-01-19 |
| 4309438 | N-Alkyl-N-iminomethyl derivatives of thienamycin | Burton G. Christensen, William J. Leanza | 1982-01-05 |