Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6515180 | Method for the catalytic, symmetric disubstitution of carboxylic acid amides with grignard reagents | Herwig Buchholz, Armin Meijere | 2003-02-04 |
| 6512145 | Method for the catalytic, asymmetric disubstitution of carboxylic acid amides with two different grignard reagents | Herwig Buchholz | 2003-01-28 |
| 6479661 | Method for symmetrically and asymmetrically disubstituting carboxylic acid amides with organotitanates and grignard reagents | Herwig Buchholz, Armin Meijere, Vladimir Chaplinski | 2002-11-12 |
| 6448445 | Method for catalytically disubstituting carboxylic acid amides with at least one grignard reagent | Herwig Buchholz, Armin Meijere | 2002-09-10 |
| 6420302 | Catalyst system | Herwig Buchholz | 2002-07-16 |