Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4562262 | Preparation of polycyclic nitrogen-containing compounds | Norbert Rieber, Heinrich Bohm, Werner Fuchs | 1985-12-31 |
| 4550195 | Manufacture of pent-3-enoic acid and its alkyl esters | Rudolf Kummer, Heinz-Walter Schneider, Kurt Schwirten | 1985-10-29 |
| 4512795 | Norbornane compounds, plant growth regulators containing these compounds, and their intermediates | Norbert Rieber, Johann Jung | 1985-04-23 |
| 4482499 | Process for the preparation of isocyanates by thermal cleaving of urethanes | Franz Merger, Gerhard Nestler, Friedrich Towae, Hans Hellbach | 1984-11-13 |
| 4380642 | Simultaneous preparation of pyrazole and triazoles | Norbert Rieber, Werner Fuchs | 1983-04-19 |
| 4361710 | Preparation of butane-1,4-diol | Hans-Martin Weitz, Rolf Schnabel | 1982-11-30 |
| 4350819 | 1-Hydroxypyrazole | Norbert Rieber, Heinrich Bohm, Werner Fuchs | 1982-09-21 |
| 4310345 | Polycyclic nitrogen-containing compounds | Werner Fuchs, Norbert Rieber, Ulf-Rainer Samel, Johann Jung, Bruno Wuerzer | 1982-01-12 |
| 4305888 | Manufacture of salts of dicarboxylic acids and diamines | Rudolf Kummer, Heinz-Walter Schneider | 1981-12-15 |
| 4298766 | Preparation of 2-methyl-pentane-2,4-diol | Franz J. Broecker, Karl Baur, Joachim Stabenow | 1981-11-03 |
| 4282027 | Tri/penta/aza-tetracyclo-dodeca/enes/dienes or diecaenes | Werner Fuchs, Norbert Rieber, Ulf-Rainer Samel, Johann Jung, Bruno Wuerzer | 1981-08-04 |
| 4268300 | Tri/penta/aza-tetracyclo-dodeca/enes/dienes or-decaenes | Werner Fuchs, Norbert Rieber, Ulf-Rainer Samel, Johann Jung, Bruno Wuerzer | 1981-05-19 |
| 4259235 | Tricyclic nitrogenous compounds having string plant growth regulating properties | Werner Fuchs, Norbert Rieber, Johann Jung, Bruno Wuerzer | 1981-03-31 |
| 4258203 | Preparation of butanedicarboxylic acid esters | Rudolf Kummer, Heinz-Walter Schneider | 1981-03-24 |
| 4257941 | Polycyclic nitrogen-containing compounds | Werner Fuchs, Norbert Rieber, Ulf-Rainer Samel, Johann Jung, Bruno Wuerzer | 1981-03-24 |
| 4239910 | Manufacture of butenediol diesters | Hans-Martin Weitz, Juergen Hartig | 1980-12-16 |
| 4219666 | Preparation of carboxylic acid esters of vicinal glycols | Hans-Martin Weitz, Juergen Hartig | 1980-08-26 |
| 4189434 | Polycyclic nitrogen-containing compounds | Werner Fuchs, Norbert Rieber, Ulf-Rainer Samel, Johann Jung, Bruno Wuerzer | 1980-02-19 |
| 4187384 | Preparation of mono- and poly-ethylene glycol dialkyl ethers | Werner Fuchs, Wolfgang Vodrazka | 1980-02-05 |