Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11737961 | Preservation mixtures, and polymer solutions stabilized therewith | Monika Rausch, Karin Juhkason | 2023-08-29 |
| 9260546 | Producing aqueous solutions of vinyllactam polymers and powders thereof | Ulrich Filges, Andy Wolff | 2016-02-16 |
| 7666935 | Stabilisation of aqueous solutions of homopolymers and copolymers of N-vinylpyrrolidones | Erik Bohrer, Dieter Faul, Ivette Garcia Castro, Norbert Gebhardt, Peter Hossel +7 more | 2010-02-23 |
| 7629425 | Methods of producing water-soluble, non-turbid copolymers of at least one water-soluble N-vinyllactam and at least one hydrophobic comonomer | Rainer Dobrawa, Ralf Widmaier, Klaus Schnell, Karl-Hermann Strube, Jurgen Nieberle +7 more | 2009-12-08 |
| 7015294 | Acrylate polymers based on tert-butyl acrylate and/or tert-butyl methacrylate | Wilma M. Dausch, Katrin Zeitz, Tanja Schneider, Maximilian Angel, Claudia Wood | 2006-03-21 |
| 6248865 | Compounds useful for the synthesis of dolastatin analogs | Wilhelm Amberg, Harald Bernard, Ernst Buschmann, Andreas Haupt, Lothar Janitschke +7 more | 2001-06-19 |
| 6221412 | Use of carotenoids as stabilizer of the color of riboflavin and riboflavin derivatives | — | 2001-04-24 |
| 6218572 | Preparation of N-Z-protected N-methylated amino acids | Ulrich Karl, Stefan Muller | 2001-04-17 |
| 5886147 | Compounds useful for the synthesis of dolastatin analogs | Wilhelm Amberg, Harald Bernard, Ernst Buschmann, Andreas Haupt, Lothar Janitschke +7 more | 1999-03-23 |
| 5864012 | Active peptide and its preparation | Wilhelm Amberg, Harald Bernard, Ernst Buschmann, Andreas Haupt, Lothar Janitschke +7 more | 1999-01-26 |
| 5587506 | Preparation of N-protected N-alkylated amino acids | Klaus Kn uhl, Ulrich Karl, Stefan M uller | 1996-12-24 |