Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686618 | Method for preparing 3-amino-2-chloro-4-alkylpyridine or-4-arylpyridine | — | 1997-11-11 |
| 5627272 | Process for preparing sugar acetonides | Rainer Sobotta, Franz Klinger | 1997-05-06 |