Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6933390 | Process for the arylation of aza-heterocycles with activated aromatics in presence of caesium carbonate | Hubert Barth, Klaus Steiner, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger +1 more | 2005-08-23 |
| 6774242 | Method for arylating aza-heterocycles with activated aromatic compounds in the presence of caesium carbonate | Hubert Barth, Klaus Steiner, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger +1 more | 2004-08-10 |
| 6740768 | Method for producing symmetrical and asymmetrical carbonates | Hubert Barth, Klaus Steiner, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger | 2004-05-25 |
| 6664390 | METHOD FOR THE SIMPLIFIED PRODUCTION OF (3-CHLORO-4-FLUOROPHENYL)-[7-(3-MORPHOLIN-4-YL-PROPOXY)-6-NITRO-QUINAZOLINE-4-YL]-AMINE OR (3-CHLORO-4-FLUOROPHENYL)-[7-(3-MORPHOLIN-4-YL-PROPOXY)-6-AMINO-QUINAZOLINE-4-YL]-AMINE | Hubert Barth, Klaus Steiner | 2003-12-16 |
| 6566533 | Method of producing heterocylic carbamates from aza-heterocyclic compounds and carbon dioxide | Hubert Barth, Klaus Steiner, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger +1 more | 2003-05-20 |