Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675010 | Chloropyridinium chlorides and process for their preparation | Reinhard Lantzsch, Carl Casser, Christoph Mannheims, Knud Lawrenz | 1997-10-07 |
| 5648495 | Process for the preparation of 5-substituted 2-chloropyridines | Hans Lindel, Christoph Mannheims, Reinhard Lantzsch, Walter Merz | 1997-07-15 |