Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11952336 | Process for separation of methanol and methyl (meth)acrylate | Marcel Treskow, Jerald Andrew Jones, Marc Becker, Zoe Zegers, Kevin Lackey +1 more | 2024-04-09 |
| 11905239 | Process for producing methacrylic acid or methacrylic acid esters | Steffen Krill, Marcel Treskow, Diego Carambia, Gabriel Avella | 2024-02-20 |
| 11866387 | Process for producing methacrylic acid or methacrylic acid esters | Steffen Krill, Marcel Treskow, Diego Carambia, Gabriel Avella | 2024-01-09 |
| 10227284 | Method for preparing alpha-hydroxycarboxylic acid esters in which ammonia is recycled | Steffen Krill, Belaid Ait Aissa, Marcel Treskow | 2019-03-12 |
| 9809530 | Method for producing alpha-hydroxy carboxylic esters in the gas phase | Steffen Krill, Belaid Ait Aissa, Matthias Groemping | 2017-11-07 |
| 9428437 | Method for dehydrating alpha-substituted carboxylic acids | Steffen Krill, Joerg Becker, Willi Ploesser, Marcel Treskow, Martin Koestner | 2016-08-30 |
| 9309180 | Method for producing acrylic acid | Franz-Felix Kuppinger, Florian Klasovsky, Min-Zae Oh | 2016-04-12 |
| 9289752 | Catalyst for reacting carboxylic acid nitriles | Bernd Vogel, Hermann Siegert, Kurt-Alfred Gaudschun, Thomas Quandt | 2016-03-22 |
| 9234218 | Process for preparing methacrylic acid or methacrylic esters | Achim Marx, Markus Poetter, Stefan Buchholz, Hermann Siegert, Birgit Alber +2 more | 2016-01-12 |
| 8975440 | Method for producing a carboxylic acid amide from a carbonyl compound and hydrocyanic acid | Martin Koestner, Joerg Becker, Joerg Schallenberg, Hermann Siegert, Bernd Vogel | 2015-03-10 |
| 8889899 | Transesterification methods | Jochen Ackermann, Udo Gropp, Hermann Siegert, Bernd Vogel, Soenke Broecker | 2014-11-18 |
| 8569539 | Process for preparing alpha-hydroxycarboxylic esters | Bernd Vogel, Hermann Siegert, Jochen Ackermann, Soenke Broecker | 2013-10-29 |
| 8334406 | Process for preparing carboxamides by hydrolysis carboxylic acid nitriles in the presence of a catalyst comprising manganese dioxide | Jochen Ackermann, Hermann Siegert, Bernd Vogel, Soenke Broecker | 2012-12-18 |
| 8207371 | Process for preparing (meth)acrylic acid | Bernd Vogel, Hermann Siegert | 2012-06-26 |
| 7999130 | Methods for producing alkyl(meth)acrylates | Jochen Ackermann, Udo Gropp, Hermann Siegert, Bernd Vogel, Soenke Broecker | 2011-08-16 |
| 7928251 | Process for preparing tetramethyl glycolide | Bernd Vogel, Hermann Siegert | 2011-04-19 |
| 4824656 | Method of recovering sulfur from solid catalysts | David Andrew Rice | 1989-04-25 |