Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875889 | Monomers with quaternary amino groups, methods for making same, and novel (co)polymers obtained from said novel monomers | Alain Riondel, Denis Tembou N'Zudie | 2005-04-05 |
| 6673884 | Method for making monomers with two quarternary amino group and (co)polymers obtained from said monomers | Alain Riondel, Denis Tembou N'Zudie, Marc Esch, Didier Vanhoye | 2004-01-06 |
| 6479661 | Method for symmetrically and asymmetrically disubstituting carboxylic acid amides with organotitanates and grignard reagents | Herwig Buchholz, Urs Welz-Biermann, Armin Meijere | 2002-11-12 |
| 6469204 | Acrylates comprising several quaternary amino groups in the alcohol part, their process of manufacture and the (co) polymers obtained from these monomers | Alain Riondel | 2002-10-22 |
| 6043393 | Method for preparing cyclopropylamines | Armin de Meijere, Alexandre Kourdioukov | 2000-03-28 |