Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142633 | Aqueous composition comprising dispersed esterified cellulose ether | Oliver Petermann, Matthias Knarr | 2021-10-12 |
| 11000594 | Composition comprising an organic liquid diluent and a cellulose ether of very low viscosity | Nicholas S. Grasman, Mark J. Hall, Steven J. Guillaudeu, Robert L. Schmitt, Matthias Knarr | 2021-05-11 |