Issued Patents All Time
Showing 25 most recent of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378174 | Process for producing 1-(4-isobutylphenyl)ethanol by hydrogenation of 1-(4-isobutyl-phenyl)ethanone in the presence of a catalyst composition comprising copper | Albert Werner, Annebart Engbert Wentink, Simon Kokolakis, Andreas Weickgenannt | 2025-08-05 |
| 11591543 | Aroma chemical compositions containing 3,5-diethyl-2-propyl-tetrahydropyran and/or unsaturated derivatives thereof | Nicolas MARION, Stefan RUEDENAUER, Florian Garlichs, Ralf Pelzer, Roman Dostalek +7 more | 2023-02-28 |
| 11401227 | Process to produce a mono vinyl ether | Frank Bienewald, Martin Voelkert | 2022-08-02 |
| 11173479 | Method for producing a shaped catalyst body | Marie Katrin Schroeter, Irene de Wispelaere, Michael Schwarz, Inna Schwabauer | 2021-11-16 |
| 10450252 | Method for hydrogenating carboxylic acids in order to form alcohols | Stefan Rittinger, Christoph Nuebling, Olivier Abillard | 2019-10-22 |
| 10308623 | Method for producing tetrahydrofurane, 1,4-butanediol or gamma-butyrolactone | Alexander Duefert, Wolf-Steffen Weissker | 2019-06-04 |
| 10077223 | Method for producing monoethylene glycol | Alexander Duefert, Michael REISER, Philipp Brüggemann, Gerhard Theis | 2018-09-18 |
| 9975829 | Method for the preparation of 1,4-butane diol having an APHA color index of less than 30 | Olga Osetska, Irene de Wispelaere, Stefan Dudenhoeffer, Christina Walczuch | 2018-05-22 |
| 9923194 | Process for purifying N-alkylpyrrolidones | Thomas Vogler, Karl-Heinz Ott | 2018-03-20 |
| 9809517 | Method for breakdown of formates | Nicolas MARION, Helmut Kronemayer | 2017-11-07 |
| 9687821 | Catalyst for tetrahydrofuran synthesis | Rostam Jal Madon, Olga Osetska, Deepak S. Thakur, Ronald L. Jagta | 2017-06-27 |
| 9656980 | Catalyst for tetrahydrofuran synthesis | Rostam Jal Madon, Olga Osetska, Deepak S. Thakur, Ronald L. Jagta | 2017-05-23 |
| 9255069 | Process for purifying N-alkylpyrrolidones | Thomas Vogler, Karl-Heinz Ott | 2016-02-09 |
| 9186599 | Process for isolating tetrahydrofuran | Maria Guixa Guardia, Nadja Pollmer, Wolf-Steffen Weissker, Hugues Vandenmersch | 2015-11-17 |
| 9132417 | Method for producing a supported hydrogenation catalyst having increased hydrogenation activity | Rolf Tompers, Heiko Urtel, Gerd-Dieter Tebben, Jens Heimann, Maria Guixa Guardia +1 more | 2015-09-15 |
| 9127160 | Process for producing high-performance thermoplastics with improved intrinsic color | Martin Weber, Thomas Vogler | 2015-09-08 |
| 9045382 | Process for working up solvent-containing hydrogenation product mixtures | Jens Heimann, Hans-Martin Polka, Heiko Urtel, Gunther Windecker | 2015-06-02 |
| 8853443 | Process for preparing an isocyanate | Daniel Breuninger, Johannes Adam, Heiner Schelling, Eckhard Stroefer, Markus Kraemer +3 more | 2014-10-07 |
| 8796472 | Mixtures of itaconic acid or itaconic acid derivatives and primary amines for producing 1,3- and 1,4-alkyl methyl pyrrolidones | Tobias Wabnitz, Karl-Heinz Ott, Katja Lamm | 2014-08-05 |
| 8759594 | Method for producing 1,6-hexanediol by hydrogenation of oligo- and polyesters | Olivier Abillard, Gerd-Dieter Tebben, Tilman Sirch, Daniel Urbanczyk, Heiko Urtel +1 more | 2014-06-24 |
| 8629306 | Method for producing 1,6-hexanediol | Daniel Breuninger, Gerd-Dieter Tebben | 2014-01-14 |
| 8471042 | Method for producing 1,6-hexanediol and caprolactone | Daniel Breuninger, Gerd-Dieter Tebben | 2013-06-25 |
| 8466299 | Process for preparing delta-valerolactone in the gas phase | Christophe Bauduin, Axel Paul, Gerhard Fritz, Hans-Guenter Wagner | 2013-06-18 |
| 8410306 | Method of producing a carboxylic alkyl ester | Christophe Bauduin, Wolfgang Fischer, Edzard Scholten | 2013-04-02 |
| 8383866 | Process for preparing diols by hydrogenating a carboxylic acid-comprising mixture by means of cobalt-comprising catalysts | Axel Paul, Rolf Fischer, Roman Dostalek | 2013-02-26 |