Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9150483 | Aqueous solution comprising acrylic acid and the conjugate base thereof | Frank Huetten, Otto Machhammer, Thomas Daniel, Markus Ottenbacher, Daniel Pfeiffer +2 more | 2015-10-06 |
| 8877966 | Process for preparing acrylic acid from methanol and acetic acid | Stefan Altwasser, Klaus Joachim Mueller-Engel | 2014-11-04 |
| 8507721 | Process for preparing acrylic acid from ethanol and formaldehyde | Stefan Altwasser, Markus Ottenbacher, Frank Huetten, Annebart Engbert Wentink, Alexander Christoph Schaefer | 2013-08-13 |