Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886828 | .DELTA..sup.22 -derivatives of LL-F28249 compounds | Goro Asato | 1989-12-12 |
| 4886829 | 23-Oxo (keto) and 23-imino derivatives of mono- and diepoxy LL-F28249 compounds | Goro Asato | 1989-12-12 |
| 4886830 | Mono- and diepoxide derivatives of 23-deoxyl-LL-F28249 compounds | Goro Asato | 1989-12-12 |
| 4876272 | Mono- and diepoxide derivatives of LL-F28249 compounds | Goro Asato | 1989-10-24 |
| 4857544 | 27-Halo derivatives of LL-F28249 compounds | Goro Asato | 1989-08-15 |
| 4851428 | Mono- and diepoxide derivatives of .DELTA.22-LL-F28249 compounds | Goro Asato | 1989-07-25 |