Issued Patents All Time
Showing 51–75 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110895 | Polyester and polyester carbonate from terephthalic or isophthalic acid, phosgene and phenols with heat resistance and light stability | Richard Weider, Christian Leuschke, Thomas Scholl | 1992-05-05 |
| 5110975 | Isocyanatoalkyl sulphonates and a process for their preparation | Georg Schroeder, Manfred Jautelat | 1992-05-05 |
| 5093470 | Nitrogen-containing polymeric compounds | Henning Bachem, Georg Schroder, Carlhans Suling, Jurgen Reiners, Janos Muszik +2 more | 1992-03-03 |
| 5082527 | Nitrogen-containing polymeric compounds | Henning Bachem, Georg Schroder, Carlhans Suling, Jurgen Reiners, Janos Muszik +2 more | 1992-01-21 |
| 5068300 | Bifunctional stilbene compounds containing at least one Z-configurated stilbene group, process for their preparation and their use for the preparation of polymers | Axel Bader, Volker Eckhardt | 1991-11-26 |
| 4992577 | Preparation of 3-vinyl-substituted 2,2-dimethylcyclopropane-1-carboxylic acids and esters and intermediates therefor | Reinhard Lantzsch, Manfred Jautelat | 1991-02-12 |
| 4985364 | Preparation of cyclopropanecarboxylic acids | Heinz Hildebrand, Werner Zitzmann, Heinz Kolbl | 1991-01-15 |
| 4985415 | Pesticidal thionophosphonic acid(amide) esters | Herbert Sommer, Jurgen Hartwig, Bernhard Homeyer, Hans-Detlef Matthaei | 1991-01-15 |
| 4983594 | Pesticidal thionophosphoric acid amine esters | Herbert Sommer, Jurgen Hartwig, Bernhard Homeyer, Hans-Detlef Matthaei | 1991-01-08 |
| 4960943 | Process for the preparation of phenylketones etherified in the 4-position | Artur Botta, Hans-Josef Buysch, Lothar Puppe | 1990-10-02 |
| 4937000 | Optically active (meth)acrylamides, a process for their preparation, and their use for racemate resolution | Bruno Bomer, Rolf Grosser, Ulrich Schwartz, Karl-Erwin Piejko | 1990-06-26 |
| 4931525 | Optical active (meth)acrylamides and polymers thereof for racemate resolution | Ulrich Schwartz, Rolf Grosser, Karl-Erwin Piejko, Bruno Bomer | 1990-06-05 |
| 4914159 | Optically active (meth)acrylamides, a process for their preparation, and their use for racemate resolution | Bruno Bomer, Rolf Grosser, Ulrich Schwartz, Karl-Erwin Piejko | 1990-04-03 |
| 4908430 | Use of special polyimides as cast films and coatings | Wilfried Zecher, Lutz Schrader, Werner Waldenrath | 1990-03-13 |
| 4908429 | Special polyimides as thermoplasts | Wilfried Zecher, Aziz E. Sayed | 1990-03-13 |
| 4900800 | Powder lacquer and its use for coating heat-resistant substrates | Reinhard Halpaap, Josef Pedain, Hans-Joachim Kreuder, Gerhard Klein, Walter Schafer | 1990-02-13 |
| 4874473 | Separation of diastereomers by extractive distillation | Ulrich Schwartz, Hans-Walter Brandt, Wolfgang Arlt, Andreas Nickel | 1989-10-17 |
| 4871484 | Process for the preparation of 2,2-bis-chloro-methylalkanecarboxylic acid chlorides | Helmut Fiege, Manfred Jautelat | 1989-10-03 |
| 4855438 | Process for the preparation of optically active 2-hydroxyethylazole derivatives | Johannes Kaulen, Graham Holmwood, Wolfgang Kramer | 1989-08-08 |
| 4835239 | Diisocyanates and their use for the preparation of polyurethanes | Gerhard Klein | 1989-05-30 |
| 4826865 | Novel azolyl-aroxymethyl-dimethylpentinol fungicides | Gerhard Jager, Manfred Jautelat, Paul Reinecke, Wilhelm Brandes, Gerd Hanssler | 1989-05-02 |
| 4824975 | Process for the preparation of oxetane-3-carboxylic acids | Helmut Fiege, Manfred Jautelat | 1989-04-25 |
| 4777220 | Process for the production of prepolymers containing isocyanate groups, prepolymers produced by this process and their use | Reinhard Halpaap, Manfred Bock, Josef Pedain, Gerhard Klein | 1988-10-11 |
| 4758582 | Novel azolyl-aroxymethyl-dimethylpentynol fungicides | Gerhard Jager, Manfred Jautelat, Paul Reinecke, Wilhelm Brandes, Gerd Hanssler | 1988-07-19 |
| 4748242 | Tertiary polyisocyanate derivatives | Reinhard Halpaap, Josef Pedain, Hans-Joachim Kreuder, Gerhard Klein | 1988-05-31 |