Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10227294 | Method for controlling the process for making isocyanates | Robert Henry Carr | 2019-03-12 |
| 8399701 | Process for the preparation of di- and polyamines of the diphenylmethane series | Robert Henry Carr, Rabah Mouazer | 2013-03-19 |
| 6777556 | Process for preparing 2-haloalkylnicotinic acids | — | 2004-08-17 |
| 6706911 | Preparation of 2-haloacyl-3-aminoacrylic acid derivatives | Norbert Lui, Thomas Brackemeyer, Marielouise Schneider | 2004-03-16 |
| 6580002 | Process for the preparation of trifluoromethyl-substituted biphenylcarboxylic acids and novel trichloromethyl-and trifluoromethyl-substituted biphenylcarbonitriles | Albrecht Marhold, Karen Peilstocker | 2003-06-17 |
| 6465688 | Process for the preparation of trifluoromethyl-substituted biphenylcarboxylic acids and novel trichloromethyl-and trifluoromethyl-substituted biphenylcarbonitriles | Albrecht Marhold, Karen Peilstocker | 2002-10-15 |
| 6441239 | Process for preparing 2-(4-trifluoromethoxyphenyl)ethylamine and 4-bromomethyl-and 4-chloromethyl-1-trifluoromethoxybenzene | Albrecht Marhold | 2002-08-27 |
| 6255528 | Process for preparing phenethylamines and novel chemical compounds | Albrecht Marhold | 2001-07-03 |
| 6232475 | Process for preparing fluorine-containing phenethylamines and novel fluorine-containing .beta.-iminovinyl-and .beta.-iminoethylbenzenes | Albrecht Marhold | 2001-05-15 |
| 5284820 | Herbicidal substituted cycloalkenes | Mark Wilhelm Drewes, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt | 1994-02-08 |
| 5215569 | Substituted pyridines | Mark Wilhelm Drewes, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt | 1993-06-01 |
| 5102931 | Flameproofed, non-dripping polyamide moulding compound | Karl Fuhr, Friedemann Muller, Karl-Heinz Ott, Aziz El-Sayed, Martin Wandel | 1992-04-07 |
| 5068311 | High molecular weight (co)polyamide from diamino-alcohol | Klaus Horn, Hans-Detlef Heinz, Ralf Dujardin | 1991-11-26 |
| 5021488 | Flameproofed, non-dripping polyamide moulding compositions | Karl Fuhr, Friedemann Muller, Karl-Heinz Ott, Aziz El-Sayed, Martin Wandel | 1991-06-04 |
| 4959452 | Alpha-amino-epsilon-caprolactam-modified polyamide preparation | Rolf-Volker Meyer, Rolf Dhein, Martin Wandel, Harald Selbeck, Friedrich Fahnler +1 more | 1990-09-25 |
| 4912165 | Mixtures of polydiorganosiloxane-polycarbonate block co-condensates and polyisobutylenes | Paul Winfried, Ulrich Grigo, Werner Nouvertne | 1990-03-27 |
| 4892927 | .alpha.-amino-.epsilon.-caprolactam-modified polyamide of dicarboxylic acids/diamines | Rolf-Volker Meyer, Rolf Dhein, Michael Dietrich, Heinz Bonten, Hans-Detlef Heinz | 1990-01-09 |
| 4794141 | Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers | Winfried Paul, Ulrich Grigo, Werner Nouvertne | 1988-12-27 |
| 4732687 | Chromatography column and process for packing same | Werner Gunkel, Gunther Sattler, Willi Wintermeyer | 1988-03-22 |
| 4656227 | Thermoplastic moulding compositions based on polyalkylene terephthalate, polycarbonate and additional polymer and a process for the production thereof | Christian Lindner, Karl-Heinz Ott, Werner Nouvertne | 1987-04-07 |
| 4622316 | 13-thiaprostaglandins having cytoprotective activity | Bernd Simon, Hanns-Gerd Dammann, Hans-Jurgen Legeler, Dieter Orth, Hans-Eckart Radunz | 1986-11-11 |
| 4600632 | UV-stabilized polycarbonate mouldings | Winfried Paul, Hartmut Lower, Mark W. Witman, Siegfried Storp | 1986-07-15 |
| 4588807 | Benzylidenemalonic or vinylogous benzylidenemalonic acid polyesters, their preparation and their use for the UV stabilization of thermoplastics | Thomas Scholl, Reinhard Preuss, Burkhard Lachmann, Hartmut Lower | 1986-05-13 |
| 4552911 | Polycarbonate molding compositions having improved flame retardance | Wolfgang Cohnen, Klaus Kircher, Sivaram Krishnan, Dieter Neuray | 1985-11-12 |
| 4544683 | Inorganic-organic fixed-dressings and a process for their production | Kuno Wagner, Christian Wegner, Peter Schwabe | 1985-10-01 |