Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5292924 | Optically active N-.alpha.-fluoroacryloylamino acid polymers for the resolution of racemates | Rolf Grosser, Walter Lange, Bruno Bomer, Dieter Arlt | 1994-03-08 |
| 5283378 | Process for the dechlorination and/or debromination of fluorine-and chlorine- and/or bromine-containing aromatic compounds | Albrecht Marhold | 1994-02-01 |
| 5276218 | Preparation of .beta.-fluoroalcohols | Stefan Bohm, Albrecht Marhold | 1994-01-04 |
| 5223643 | Process for the preparation of 1,1-difluoroalkanesulphenyl chlorides | Stefan Bohm, Albrecht Marhold | 1993-06-29 |
| 5210340 | Preparation of polyfluorobutenes | Albrecht Marhold | 1993-05-11 |
| 5171901 | Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-chloro-1,1,1,3,3,3-hexafluoropropane | Karl-Rudolf Gassen, Albrecht Marhold, Hans-Helmut Schwarz | 1992-12-15 |
| 5166144 | O-halogenocyclobutyl s-alkyl (di)thiophosphoric acid ester-amides and their use as agents for combating pests | Bernd-Wieland Kruger, Karl-Rudolf Gassen, Jurgen Hartwig, Wilhelm Stendel, Christoph Erdelen | 1992-11-24 |
| 5145961 | Process for the preparation of 5-fluoropyrimidines | Rudolf Braden | 1992-09-08 |
| 5146019 | Preparation of polyfluorobutenes | Albrecht Marhold | 1992-09-08 |
| 5093522 | Carboxylic acid halides containing trifluoromethyl groups and a process for their preparation | Heinz Ziemann | 1992-03-03 |
| 5087775 | Process for the preparation of partially fluorinated alcohols | Karl-Rudolf Gassen, Michael Negele, Heinz Ziemann | 1992-02-11 |
| 5087747 | Process for the preparation of trifluoromethanesulphenyl chloride | Rudolf Braden, Albrecht Marhold | 1992-02-11 |
| 5072030 | Process for the fluorination of acrylic acid and derivatives thereof and novel fluorinated esters of 2,3-difluoropropionic acid | Karl-Rudolf Gassen, Walter Lange | 1991-12-10 |
| 5059711 | Process for the preparation of trifluoromethanesulphonic acid | Albrecht Marhold | 1991-10-22 |
| 4973583 | Pesticidal O-halogenocyclobutyl S-alkyl (di)thiphosph)(on)ates | Bernd-Wieland Kruger, Karl-Rudolf Gassen, Bernhard Homeyer, Benedikt Becker, Hans-Detlef Matthaei +1 more | 1990-11-27 |
| 4970337 | Process for the preparation of trifluoromethanesulphonyl chloride | Albrecht Marhold | 1990-11-13 |
| 4962104 | Fungicidal substituted 2-phenyl-2,2-difluoroethylthiolcarbonates, compositions and use | Werner Daum, Wilhelm Brandes | 1990-10-09 |
| 4954666 | Process for preparing fluorinated C.sub.4 to C.sub.6 hydrocarbons and novel cyclic fluorinated hydrocarbons and their use as propellant gas and working fluid for heat pump systems | Albrecht Marhold, Michael Negele | 1990-09-04 |
| 4931482 | Use of 1,1,1,4,4,4-hexaefluorobutane as a blowing and insulating gas for the production of foam plastics | Wilhelm Lamberts, Klaus-Dieter Sommerfeld, Albrecht Marhold, Michael Negele | 1990-06-05 |
| 4902839 | Process for preparing fluorinated C.sub.4 to C.sub.6 hydrocarbons and novel cyclic fluorinated hydrocarbons and their use as propellant gas and working fluid for heat pump systems | Albrecht Marhold, Michael Negele | 1990-02-20 |
| 4820847 | Process for the preparation of 4-substituted 1-aryl-5-amino-pyrazoles | Bernd Gallenkamp, Heinz-Jurgen Wroblowsky | 1989-04-11 |