Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6350710 | Absorbent inserts, method of producing them and their use | Gerd Jonas, Frank Krause, Klaus Pfluger | 2002-02-26 |
| 6207780 | Interpolymers of unsaturated carboxylic acids and unsaturated sulfur acids | Dolf Stockhausen, Frank Krause, Matthias Berghahn | 2001-03-27 |
| 5854321 | Graft copolymers of unsaturated monomers and sugars, a process for the production and the use thereof | Frank Krause | 1998-12-29 |
| 5854191 | Graft copolymers of unsaturated monomers and sugars, a process for the production and the use thereof | Frank Krause | 1998-12-29 |
| 5847031 | Polymer composition, absorbent composition, their production and use | Uwe Gunther, Helmut Bruggemann | 1998-12-08 |
| 5847065 | Dispersions of graft copolymers of unsaturated monomers and sugars | Frank Krause | 1998-12-08 |
| 5830956 | Biodegradable copolymers, methods of producing them and their use | Dolf Stockhausen, Frank Krause | 1998-11-03 |
| 5783616 | Graft copolymers of unsaturated monomers and sugars, a process for the production and the use thereof | Frank Krause | 1998-07-21 |
| 5760154 | Graft copolymers of unsaturated monomers and polyhydroxy compounds, a process for their production and their use | Frank Krause | 1998-06-02 |
| 5736595 | Polymer composition, absorbent material composition, their production and their use | Uwe Gunther, Helmut Bruggemann | 1998-04-07 |
| 5721295 | Polymer composition, absorbent composition, their production and use | Helmut Bruggemann, Uwe Gunther | 1998-02-24 |
| 5610220 | Powder-form polymers which absorb, even under pressure, aqueous liquids and blood, a method of producing them and their use in textile articles for body-hygiene applications | Helmut Brehm | 1997-03-11 |
| 5580941 | Graft copolymers of unsaturated monomers and sugars, a process for the production and the use thereof | Frank Krause | 1996-12-03 |
| 5482636 | Process for the quaternization of triethanolamine fatty acid esters and imidazolinamides and the use of the reaction mixtures in laundry softener compositions | Michael Brock, Peter Hardt, Dolf Stockhausen | 1996-01-09 |
| 5443631 | Process for the quaternization of triethanolamine fatty acid esters and imidazolinamides and the use of the reaction mixtures in laundry softener compositions | Michael Brock, Peter Hardt, Dolf Stockhausen | 1995-08-22 |
| 5391784 | Liquid or flowable derivatives of natural fats and oils a process for their production and their use | Helmut Brehn, Leonhard Strijbos | 1995-02-21 |
| 5340853 | Polymer-based swelling and absorbing agents with an improved degradability and an improved absorption for water, aqueous solutions and body liquids and the use of said agents for the production of hygienic articles and for soil conditioning | Miroslav Chmelir | 1994-08-23 |
| 4975090 | Process for the preparation of room temperature flowable derivatives of natural fats and oils and their use | Helmut Brehm | 1990-12-04 |
| 4897225 | Process for the preparation of room temperature flowable derivatives of natural fats and oils and their use | Helmut Brehm, Dolf Stockhausen | 1990-01-30 |
| 4670416 | Nickel-based catalyst, its preparation and its application | Gunter Klauenberg | 1987-06-02 |
| 4666635 | Nickel-based catalyst, its preparation and its application | Gunter Klauenberg | 1987-05-19 |