Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739055 | Process for preparing diisocyanates based on lysine | Emmanouil Spyrou, Holger Loesch, Susanne Kreischer, Andrea Diesveld, Andrea Thesing | 2023-08-29 |
| 10252980 | 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use | Alexander Martin Rüfer, Anja Poschen, Anne Rittsteiger, Stephan Kohlstruk, Martina Ortelt +4 more | 2019-04-09 |
| 10221277 | Epoxy resin composition comprising 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine (AM-CPDA) as hardener | Eike Langkabel, Martina Ortelt, Dirk Fuchsmann, Jaclyn Balthasar, Alexander Martin Rüfer +2 more | 2019-03-05 |
| 10214612 | Epoxy resin composition comprising 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine as hardener | Eike Langkabel, Martina Ortelt, Dirk Fuchsmann, Jaclyn Balthasar, Alexander Martin Rüfer +2 more | 2019-02-26 |
| 10173979 | Hardener composition including 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine | Alexander Martin Rüfer, Anne Rittsteiger, Stephan Kohlstruk, Martina Ortelt, Dirk Fuchsmann +4 more | 2019-01-08 |
| 10160717 | 2-(3-(aminomethyl)-3,5,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use | Alexander Martin Rüfer, Anne Rittsteiger, Stephan Kohlstruk, Martina Ortelt, Dirk Fuchsmann +4 more | 2018-12-25 |
| 10093605 | Catalytic oxidation of 3,5,5-trimethylcyclohexa-3-ene-1-one (β-isophorone) with hydrogen peroxide to afford 2,6,6-trimethyl-2-cyclohexene-1,4-dione (keto-isophorone) | Stephanie Bajus, Jan Caßens, Jens Döring, Stephan Kohlstruk, Robert Jansen | 2018-10-09 |
| 9868702 | Process for producing 2-(2,2,6,6-tetramethylpiperidin-4-yl)propane-1,3-diamine | Alexander Martin Rüfer, Anne Rittsteiger, Stephan Kohlstruk, Martina Ortelt, Dirk Fuchsmann +4 more | 2018-01-16 |
| 9862673 | 2-(3,3,5-trimethylcyclohexyl)propane-1,3-diamine, a process for its production and use | Alexander Martin Rüfer, Anne Rittsteiger, Stephan Kohlstruk, Martina Ortelt, Dirk Fuchsmann +4 more | 2018-01-09 |