Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248571 | Method of producing dihydroxypyrimidine derivatives | Beat Schmidt, John McGarrity | 2001-06-19 |
| 6214604 | Biotechnical production process of piperazine R-.alpha.-carboxylic acids and piperazine S-.alpha.-carboxylic acid amide | Jean-Paul Roduit, Klaus Heinzmann | 2001-04-10 |
| 5994540 | Di-and trisubstituted pyridines and their preparation | Jean-Paul Roduit, Alain Wellig | 1999-11-30 |
| 5766893 | Biotechnological process for the preparation of cyclic s-alpha-imino carboxylic acids and r-alpha-imino carboxamides | Jean-Paul Roduit, Jorg Kohr, Nicholas Shaw | 1998-06-16 |
| 5760236 | Di and trisubstituted pyridines | Jean-Paul Roduit, Alain Wellig | 1998-06-02 |
| 5702930 | Microbiological process for the preparation of heteroaromatic carboxylic acids using Alcaligenes faecalis | Jean-Paul Roduit, Rainer Glockler | 1997-12-30 |
| 5622846 | Biotechnological process for the preparation of cyclic-s-.alpha.-imino carboxylic acids and r-.alpha.-imino carboxamides | Jean-Paul Roduit, J org Kohr, Nicholas Shaw | 1997-04-22 |
| 5591853 | Products of a microbiological process for the production of 2-halo-pyrimidine-4-carboxylic acids | Rainer Gl ockler, Gerhard Stucky | 1997-01-07 |
| 5516661 | Microbiological process for the production of aromatic hydroxy-heterocyclic carboxylic acids | Markus Rohner, Klaus Heinzmann | 1996-05-14 |
| 5364940 | Microbiological process for hydroxylation of nitrogen-heterocyclic-carboxylic acids | Andreas Tschech, Andreas Tinschert, Klaus Heinzmann | 1994-11-15 |
| 5352592 | Microbiological process for the production of 5-hydroxypyrazinecarboxylic acid | — | 1994-10-04 |
| 5306625 | Process for terminal hydroxylation of ethyl groups on aromatic 5- or 6-ring heterocycles | Thomas Zimmermann | 1994-04-26 |
| 5306630 | Microbiological process for hydroxylation of nitrogen-heterocyclic-carboxylic acids | Andreas Tschech, Andreas Tinschert, Klaus Heinzmann | 1994-04-26 |
| 5284767 | Microorganisms useful for the production of hydroxylated heterocycles | Yvonne van Gameren, Michael Bokel | 1994-02-08 |
| 5273893 | Microbiological process for the production of hydroxypyrazinecarboxylic acid | — | 1993-12-28 |
| 5270203 | Biologically pure culture of Alcaligenes faecalis DSM 6335 | — | 1993-12-14 |
| 5268294 | Alcaligenes faecalis strains useful for the microbiological process for the production of 6-hydroxypicolinic acid | Rainer Glockler, Klaus Heinzmann | 1993-12-07 |
| 5266469 | Microbiological process for the production of 6-hydroxynicotinic acid | — | 1993-11-30 |
| 5266482 | Agrobacterium useful for the microbiological process for the production of hydroxylated pyrazine derivatives | Klaus Heinzmann, Michael Bokel | 1993-11-30 |
| 5264361 | Microbiological process for the production of 6-hydroxypicolinic acid | — | 1993-11-23 |
| 5264362 | Microbiological process for the production of 6-hydroxynicotinic acid | — | 1993-11-23 |
| 5242816 | Microbiological oxidation of alkyl groups in heterocycles | — | 1993-09-07 |
| 5238830 | Microbiological process for the production of 6-hydroxypicolinic acid | Rainer Glockler, Klaus Heinzmann | 1993-08-24 |
| 5236832 | Microbiological oxidation of methyl groups in heterocycles | — | 1993-08-17 |
| 5229278 | Microbiological process for the production of hydroxylated heterocycles | Yvonne V. Gameren, Michael Bokel | 1993-07-20 |