Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670665 | Process for the preparation of fluorine-substituted aminobenzodioxoles and -benzodioxanes and new intermediates | Albrecht Marhold | 1997-09-23 |
| 5648567 | Fluoro-trifluoromethylbenzoic acid derivatives | Albrecht Marhold | 1997-07-15 |
| 5637737 | Process for the preparation of 2,2-difluorobenzo[1.3]dioxolecarbaldehydes | Albrecht Marhold | 1997-06-10 |
| 5599980 | Process for the preparation of polyhalogenated benzotrifluorides, benzotrichlorides and benzoyl chlorides and new trihalogenobenzotrichlorides and -benzoyl chlorides | Albrecht Marhold | 1997-02-04 |