Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485756 | Continuous process for decarboxylating carboxylic acids | Marianne Omeis, Manfred Neumann, Thomas Kuebelbaeck | 2009-02-03 |
| 6784227 | Crosslinking base layer for fixing interlinings according to double dot and paste process | Ulrich Simon | 2004-08-31 |
| 6747176 | Preparation of 2-chloro-1,1,1-trialkoxyethane | Karl-Heinz Bruehl, Johannes Ruwwe, Manfred Neumann | 2004-06-08 |
| 6500980 | Process for preparing amino derivatives of C-H-acid compounds | Wolfgang Kleemiss, Frank Bauer | 2002-12-31 |
| 6218567 | Process for preparing hydroxybenzoic esters of oxo alcohols | Michael Korell | 2001-04-17 |
| 6140514 | Process for the preparation of macrocyclic esters or lactones | Juergen Chlench | 2000-10-31 |
| 6107496 | Process for the preparation of cyclic esters | Clemens Osterholt, Josef Metz | 2000-08-22 |
| 6045662 | Process for preparing high-purity cyclopropyl methyl ketone | Wolfgang Kleemiss, Manfred Neumann | 2000-04-04 |
| 5789603 | Method for preparing 2-acetyl-.gamma.-butyrolactone | Wilfried Uhlenbrock | 1998-08-04 |
| 5786502 | Process for preparing diesters of higher .alpha.,.omega.-dicarboxylic acids | Josef Metz | 1998-07-28 |
| 5717111 | Process for the continuous preparation of macrocyclic compounds | Marcel Feld, Josef Metz | 1998-02-10 |