Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4528146 | Process for the preparation of terephthaloyl and isophthaloyl dichlorides | Walter Bockmann, Karl-August Lipper | 1985-07-09 |
| 4430181 | Process for the preparation of benzoyl chloride | Rainer Neumann, Karl Morgenstern, Karl-August Lipper, Walter Bockmann, Clemens Casper +1 more | 1984-02-07 |
| 4294777 | Color-stabilized aromatic carboxylic acid chlorides and a process for their preparation | Walter Bockmann, Karl-August Lipper | 1981-10-13 |
| 4276231 | Process for the preparation of optionally substituted benzoyl chloride | Walter Bockmann, Karl-August Lipper | 1981-06-30 |
| 4229379 | Process for the preparation of benzaldehyde | Karl-August Lipper | 1980-10-21 |