Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7238760 | Water-soluble or water-swellable, associatively thickening copolymers containing sulfo groups, method for producing the same and use thereof | Michael Schinabeck, Gerhard Albrecht, Alfred Kern, Manfred Schuhbeck | 2007-07-03 |