Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8846565 | Water-absorbing polymeric particles and method for the production thereof | Ulrich Riegel, Thomas Daniel, Mark Elliott, Stefan Bruhns | 2014-09-30 |
| 8742024 | Mixture of surface postcrosslinked superabsorbers with different surface postcrosslinking | Stefan Bruhns, Thomas Daniel, Ulrich Riegel | 2014-06-03 |
| 8562862 | Water absorbing material | Veit Stegmann, Klemens Massonne, Franz Niklaus Windlin, Reinhold Schwalm, Thomas Daniel +1 more | 2013-10-22 |
| 8518539 | Absorbent structures comprising post-crosslinked water-absorbent articles | Axel Meyer, Michaela Monika Czupik, Robin Lynn McKiernan, Thomas Daniel, Yvonne Hagen +2 more | 2013-08-27 |
| 8404149 | Absorbent article comprising water-absorbing material | Veit Stegmann, Klemens Massonne, Franz Niklaus Windlin, Reinhold Schwalm, Thomas Daniel +1 more | 2013-03-26 |
| 8258223 | Postcrosslinking of water-absorbing polymers | Ulrich Riegel, Thomas Daniel, Matthias Weismantel, Mark Elliott | 2012-09-04 |
| 8026315 | Production of water-absorbing polymeric particles | Ulrich Riegel, Thomas Daniel, Mark Elliott | 2011-09-27 |
| 8003728 | Swellable hydrogel-forming polymers having high permeability | Ulrich Riegel, Thomas Daniel, Matthias Weismantel, Mark Elliott | 2011-08-23 |
| 7981969 | Postcrosslinking of water-absorbing polymers | Ulrich Riegel, Thomas Daniel, Matthias Weismantel, Mark Elliott | 2011-07-19 |
| 7947771 | Insoluble metal sulfates in water absorbing polymeric particles | Ulrich Riegel, Thomas Daniel, Mark Elliott | 2011-05-24 |
| 7772420 | (Meth)acrylic esters of monoalkoxylated polyols, and production thereof | Thomas Daniel, Mark Elliott, Ulrich Riegel, Frank Dietsche, Reinhold Schwalm | 2010-08-10 |
| 7759422 | Fine-grained water-absorbent particles with a high fluid transport and absorption capacity | Ulrich Riegel, Thomas Daniel, Mark Elliott | 2010-07-20 |
| 7687596 | (Meth)acrylic acid esters of alkyoxylated unsaturated polyol ethers, and production thereof | Thomas Daniel, Mark Elliott, Ulrich Riegel, Frank Dietsche | 2010-03-30 |
| 7652111 | (Meth)acrylic acid esters of unsaturated aminoalcohols and preparation thereof | Thomas Daniel, Mark Elliott, Ulrich Riegel, Frank Dietsche, Reinhold Schwalm | 2010-01-26 |
| 7553903 | Swellable hydrogel-forming polymers having a low fraction of fines | Ulrich Riegel, Thomas Daniel, Matthias Weismantel, Mark Elliott | 2009-06-30 |
| 7420013 | Mixtures of compounds comprising at least two double bonds and use thereof | Ulrich Riegel, Thomas Daniel, Mark Elliott, Reinhold Schwalm | 2008-09-02 |
| 6786940 | Paraffin dispersants with a lubricity effect for distillates of petroleum products | Bernd Wenderoth | 2004-09-07 |
| 5892121 | Purification of tertiary phosphine oxides | Randolf Hugo, Hardo Siegel | 1999-04-06 |
| 5856494 | Preparation of 2, 2, 6, 6-tetramethylpiperidin-4-one (TAA) | Manfred Julius, Hardo Siegel, Wolfgang Harder | 1999-01-05 |
| 5689005 | Reductive deoxygenation using a redox catalyst | Alfred Hagemeyer, Christopher William Rieker, Thomas Lautensack | 1997-11-18 |
| 5527966 | Preparation of triphenylphosphine | Peter Bassler, Peter Hammes, Randolf Hugo, Peter Lechtken, Hardo Siegel | 1996-06-18 |
| 5507922 | Preparation of benzaldehyde dialkyl acetals | Heinz Hannebaum, Hartwig Voss, Andreas Weiper-Idelmann | 1996-04-16 |
| 5481041 | Isolation of triphenylphosphine | Peter Lechtken, Friedrich Sauer, Matthias Fankhaenel | 1996-01-02 |
| 5464508 | Preparation of 4-dialkoxymethylpyrazoles | Hartmann Koenig, Norbert Goetz | 1995-11-07 |
| 5326438 | Phthaladehyde tetraalkyl acetals, the preparation thereof and the use thereof as storage compounds | — | 1994-07-05 |