Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688976 | Process for the production of 8 .alpha., 12-oxido-13,14,15,16-tetranorlabdane | Georg Knuebel, Ulf-Armin Schaper, Theo Stalberg, Thomas Markert | 1997-11-18 |
| 5670670 | Process for the production of 8 .alpha., 12-oxido-13,14,15,16-tetranorlabdane | Georg Knuebel, Ulf-Armin Schaper, Theo Stalberg, Thomas Markert | 1997-09-23 |