Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964694 | Polysiloxanes having quaternary ammonium groups, a process for the preparation thereof and the use thereof in cleaning and care formulations | Michael Ferenz, Sascha Herrwerth, Felix Mueller, Joerg Peggau | 2011-06-21 |
| 7825207 | Siloxanes containing guanidino groups and use thereof for cosmetic formulations | Michael Ferenz, Matthias Pascaly | 2010-11-02 |
| 7776989 | UV-light-absorbing quaternary polysiloxanes | Michael Ferenz, Burghard Gruening, Erika Messinger, Matthias Pascaly, Astrid Zuendorff | 2010-08-17 |
| 7625853 | Aqueous surface-active formulation including polypropylene glycol(3) myristyl ether | Uta Kortemeier | 2009-12-01 |
| 6630132 | UV-light-absorbing quaternary polysiloxanes | Michael Fender, Manfred Krakenberg, Sascha Oestreich | 2003-10-07 |
| 6617391 | Linear polydialkylorganosiloxanes having polyoxyalkylene and amino-functional groups which additionally have terminal alkoxy groups | Manfred Krakenberg, Sascha Oestreich, Stefan Stadtmuller, Akfred Walter | 2003-09-09 |
| 6045781 | Transparent sunscreen gels | Andrea Bungard, Klaus Jenni, Alfred Walter | 2000-04-04 |
| 5750097 | Use of diacetyl tartrate esters of fatty acid glycerides as hair conditioner additives | Felix Muller | 1998-05-12 |