Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880940 | 4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid alkyl esters | Thomas Muel, Leander Tenud, Laurent Duc | 1989-11-14 |
| 4876350 | Process for the production of (+) biotin | Leander Tenud | 1989-10-24 |
| 4873339 | Chiral biotin precursors | Leander Tenud, Thomas Meul | 1989-10-10 |
| 4851540 | Process for the production of biotin precursors | Leander Tenud, Thomas Meul | 1989-07-25 |
| 4824966 | Process for the production of 4-hydroxy-2-oxo-pyrrolidin-1-yl acetamide | Thomas Meul | 1989-04-25 |