Issued Patents All Time
Showing 26–50 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139596 | Nitrification inhibitors and the use of polyacids to treat mineral fertilizers containing a nitrification inhibitor | Thomas Barth, Randall Evan Gold, Jurgen Dressel, Klaus Erhardt, Klaus Horchler von Locquengh +2 more | 2000-10-31 |
| 6120744 | Addition reaction of hydroxy1-containing compounds with alkynes or allenes | Joaquim Henrique Teles, Klaus Breuer, Dirk Demuth, Hartmut Hibst | 2000-09-19 |
| 6106797 | Gauze catalyst based on titanium or vanadium zeolites and inert gauze fabrics for accelerating oxidation reactions | Ulrich Müller, Franz Josef Brocker, Georg Heinrich Grosch, Hermann Putter, Michael Schulz +1 more | 2000-08-22 |
| 6093857 | Preparation of cyclopentanols | Rolf Fischer, Rolf Pinkos, Michael Schulz, Joaquim Henrique Teles | 2000-07-25 |
| 6087538 | Addition reaction of hydroxyl-containing compounds with alkynes or allenes | Joaquim Henrique Teles, Klaus Breuer, Christopher William Rieker, Dirk Demuth, Hartmut Hibst +1 more | 2000-07-11 |
| 6060035 | Addition reaction of hydroxyl-containing compounds with alkynes or allenes | Joaquim Henrique Teles, Klaus Breuer, Dirk Demuth, Hartmut Hibst, Alfred Hagemeyer | 2000-05-09 |
| 6022979 | Process for preparing pyrazoles | Thomas Barth, Klaus Erhardt | 2000-02-08 |
| 6008389 | Oxidation catalyst and process for the production of epoxides from olefines, hydrogen and oxygen using said oxidation catalyst | Georg Heinrich Grosch, Ulrich Müller, Michael Schulz, Harald Würz | 1999-12-28 |
| 5972064 | Use of low-volatility pyrazole derivatives having hydrophilic groups as nitrification inhibitors | Stefan Rittinger, Randall Evan Gold, Jurgen Dressel | 1999-10-26 |
| 5859265 | Oxidation catalyst, its preparation and oxidation using the oxidation catalyst | Ulrich Müller, Peter Lingelbach, Peter Bassler, Wolfgang Harder, Karsten Eller +3 more | 1999-01-12 |
| 5808114 | Preparation of epoxides by means of aromatic peroxycarboxylic acids | Joaquim Henrique Teles, Werner Schnurr, Rolf Fischer, Michael Schulz | 1998-09-15 |
| 5684201 | Preparation of aliphatic and cycloaliphatic oximes | Peter Lingelbach, Tom Witzel, Ulrich Müller | 1997-11-04 |
| 5576462 | Preparation of .alpha.-hydroxyketones | Joaquim Henrique Teles | 1996-11-19 |
| 5484941 | Preparation of 3(5)-methylpyrazoles | Ralf Kaestner, Stefan Rittinger, Peter Paessler | 1996-01-16 |
| 5420365 | Preparation of 2,4-hexadiyne-1,6-diol | Stefan Rittinger | 1995-05-30 |
| 5414086 | Preparation of 4-methylpyrimidines | Stefan Rittinger | 1995-05-09 |
| 5359094 | Preparation of glyceryl carbonate | Joaquim Henrique Teles, Wolfgang Harder | 1994-10-25 |
| 4925476 | Azole hemiaminal derivatives and their use as nitrification inhibitors | Klaus Wagner, Ernst-Heinrich Pommer, Juergen Dressel | 1990-05-15 |
| 4851410 | 1,4-disubstituted pyrazole derivatives, compositions and use | Bernd Ostersehlt, Josef Gries | 1989-07-25 |
| 4769473 | 1-hydroxypyrazole-4-carboxylic acid | Heinrich Boehm | 1988-09-06 |
| 4764527 | Hydroxypyrazole derivatives, composition containing them and their use against microorganisms | Klaus Wagner, Ernst-Heinrich Pommer | 1988-08-16 |
| 4673429 | Nitrification-inhibiting 1-hydroxypyrazole derivatives | Heinrich Boehm, Ernst-Heinrich Pommer, Juergen Dressel | 1987-06-16 |
| 4562262 | Preparation of polycyclic nitrogen-containing compounds | Heinrich Bohm, Rolf Platz, Werner Fuchs | 1985-12-31 |
| 4512795 | Norbornane compounds, plant growth regulators containing these compounds, and their intermediates | Rolf Platz, Johann Jung | 1985-04-23 |
| 4511723 | Halogenated 1-hydroxypyrazoles | Heinrich Boehm, Heinrich Adolphi | 1985-04-16 |