Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11203593 | Forms of methyl {4,6-diamino-2-[1(2-fluorobenzyl)-1H-pyrazolo[3-4-b]pyridino-3-yl]pyrimidino-5-yl}methyl carbamate | Birgit Keil, Winfried Joentgen, Alfons Grunenberg | 2021-12-21 |
| 10662188 | Forms of methyl {4,6-diamino-2-[1 (2-fluorobenzyl)-1H-pyrazolo[3-4-b]pyridino-3-yl]pyrimidino-5-yl} methyl carbamate | Birgit Keil, Winfried Joentgen, Alfons Grunenberg | 2020-05-26 |
| 10570130 | Process for preparing methyl{4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]pyrimidin-5-yl}methylcarbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2020-02-25 |
| 10494372 | Synthesis of copanlisib and its dihydrochloride salt | Jan-Georg Peters, Philipp Rubenbauer, Daniel Götz, Danja GROßBACH, Heiko Schirmer +7 more | 2019-12-03 |
| 10351562 | Process for preparing methyl {4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-B]pyridin-3-yl]pyrimidin-5-yl}methylcarbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2019-07-16 |
| 10087183 | Forms of methyl {4,6-diamino-2-[1 (2-fluorobenzyl)-1h-pyrazolo[3-4-b]pyridino-3-yl]pyrimidino-5-yl}methyl carbamate | Birgit Keil, Winfried Joentgen, Alfons Grunenberg | 2018-10-02 |
| 10030014 | Process for preparing methyl {4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]pyrimidin-5-yl}methylcarbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2018-07-24 |
| 9388177 | Method for preparing substituted triazolopyridines | Volker Schulze | 2016-07-12 |
| 8853398 | Process for preparing methyl {4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl]pyrimidin-5-yl}methylcarbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2014-10-07 |
| 8501945 | Process for preparing methyl {4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]pyrimidin-5-yl}carbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2013-08-06 |
| 8492544 | Process for preparing methyl {4,6-diamino-2-[1-(2-fluorobenzyl)-1H-pyrazolo[3,4-B]pyridin-3-yl]pyrimidin-5-yl}Methylcarbamate and its purification for use as pharmaceutically active compound | Joachim Rehse, Winfried Joentgen, Konrad Siegel | 2013-07-23 |
| 6822095 | Method for producing 4,6-dichloropyrimidine | Gunther Cramm, Alexander Klausener, Guido Steffan | 2004-11-23 |
| 6706934 | Method for producing 2,3,4,5-tetrachlorobenzotrifluoride | Helmut Lahr | 2004-03-16 |
| 6562970 | Method for producing 4-chloro-6-hydroxypyrimidine | Gunther Cramm, Alexander Klausener, Guido Steffan | 2003-05-13 |
| 6525198 | Method for producing 4,6-dichloropyrimidine with sulfur compounds and phosphorus compounds | Alexander Klausener, Gunther Cramm, Guido Steffan | 2003-02-25 |
| 6504059 | Process for converting nitrobenzene to a free aminophenol | Albrecht Marhold, Guido Steffan | 2003-01-07 |
| 6441170 | Method of producing 4,6-dichloropyrimidine with acid chlorides | Gunther Cramm, Alexander Klausener, Guido Steffan | 2002-08-27 |
| 6441171 | Method for the production of 4,6-dichloropyrimidine with the aid of phosgene | Gunther Cramm, Alexander Klausener, Guido Steffan | 2002-08-27 |
| 6380441 | Process for preparing 3-hydroxybenzyl alcohol | Herbert Diehl | 2002-04-30 |
| 6255542 | Process for preparing 2-chloro-4-nitroalkylbenzene | Helmut Lahr | 2001-07-03 |
| 6150571 | Process for the preparation of 2,4-dichloro-3,5-dimethyl-fluorobenzene | Robert Bloodworth, Karsten von dem Bruch | 2000-11-21 |
| 5911962 | Process for the purification of phosphorus oxychloride | Helmut Fiege | 1999-06-15 |
| 5900509 | Process for the preparation of p-haloalkoxyanilines | Albrecht Marhold, Guido Steffan | 1999-05-04 |
| 5847236 | Process for the preparation of 2-chloro-4-methylphenol | Helmut Fiege | 1998-12-08 |
| 5801284 | Hydrogenation of halonitroaromatic compounds | Klaus-Christian Paetz, Helmut Fiege, Heinz U. Blank, Dieter Brueck, Wolf Mehl | 1998-09-01 |