Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7608208 | Additives for water for fire protection | Erich Kuster, Martin Tennie | 2009-10-27 |
| 7078560 | Method for preparing amino alkyl(meth)acrylates | Ralph Eickwinkel, Oliver Hoppe, Bernd Kubiak, Erich Kuester | 2006-07-18 |
| 6979748 | Method for preparing amino alkyl(meth)acrylates | Ralph Eickwinkel, Oliver Hoppe, Bernd Kubiak, Erich Kuester | 2005-12-27 |
| 6143821 | Water-absorbing polymers with improved properties, process for the preparation and use thereof | — | 2000-11-07 |
| 6133369 | Printable swelling paste and the use thereof | Richard Mertens | 2000-10-17 |
| 6087450 | Water-swelling polymers cross-linked with unsaturated amino alcohols, the production and use of same | Ludger Breitbach, Kurt Dahmen, Erich Kuster | 2000-07-11 |
| 6043311 | Printable swelling paste and its use in cable insulation and non-woven fabric production | Winfried Krug | 2000-03-28 |
| 6013325 | Printable one-component swelling paste and the use thereof | Oliver Hoppe, Daniel Roulands | 2000-01-11 |
| 5873908 | Alkoxy group containing copolymers and their use in retanning leather | Kurt Dahmen, Richard Mertens, Helmut Brehm, Horst Kilian, Thomas Muller | 1999-02-23 |
| 5567478 | Process for producing a water-absorbing sheet material and the use thereof | Edgar Herrmann, Kurt Dahmen | 1996-10-22 |
| 5126493 | Alkoxylation of active hydrogen compounds | Wolfgang Hoelderich, Gerhard Wolf, Michael Gates Kinnaird | 1992-06-30 |
| 5077039 | Substituted glucosides | Richard Baur, Alfred Oftring, Dieter Stoeckigt | 1991-12-31 |
| 4994626 | Method for the preparation of methyl ethers of polyether polyols employing dimethylsulfate as a methylating agent | Ronald E. Greenough, Jay G. Otten, Stefan Birnbach | 1991-02-19 |
| 4939246 | Purification of long-chain alkylglucosides | Richard Baur, Hans-Ulrich Jaeger, Alfred Oftring, Johannes Perner | 1990-07-03 |
| 4922029 | Etherification of polyoxyalkylene derivatives | Stefan Birnbach, Josef Mueller, Klaus Wulz | 1990-05-01 |