Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5574120 | Process for the preparation of dicarboxylic acid terpolymers for detergents and cleaning agents | Wulf Ruback, Frank Krause | 1996-11-12 |
| 5219971 | Process for the preparation of fine-particle, water-swellable polysaccharide graft copolymers | Frank Zimmermann | 1993-06-15 |
| 5183872 | Process for the peparation of finely divided, water-swellable polysaccharide graft polymers | Sigrid Scholz-Weigl | 1993-02-02 |
| 5180800 | Process for the preparation of finely divided, water-swellable polysaccharide graft polymers | Frank Krause, Peter Hofmann | 1993-01-19 |
| 5032659 | Process for preparing water-absorbing and water-swellable polysaccharide graft polymers | — | 1991-07-16 |
| 4792362 | Process for producing low-viscosity starch dispersions | — | 1988-12-20 |
| 4777232 | Method of manufacturing polysaccharide graft polymers which absorb water and are capable of swelling | — | 1988-10-11 |