Issued Patents All Time
Showing 101–125 of 145 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931513 | Polymeric hydridosilazanes and processes for their preparation and their use | Thomas Gerdau, Marcellus Peuckert, Martin Bruck, Fritz Aldinger | 1990-06-05 |
| 4923996 | Optically active rhodium complexes of 3,4-bis(diarylphosphino)pyrrolidines and their use for the preparation of phosphinothricin by asymmetric hydrogenation | Wolf-Dieter Muller | 1990-05-08 |
| 4904813 | Cyanomethyl acid halides of phosphorus and process for their preparation | — | 1990-02-27 |
| 4894470 | Process for the preparation of dialkyl vinylphosphonates | Gunter Roscher, Gabriele Ihl, Hermann Leipe | 1990-01-16 |
| 4889661 | Process for the preparation of aromatic phosphorus-chlorine compounds | — | 1989-12-26 |
| 4886628 | Process for the preparation of aminocarbonylmethanoic acids of phosphorus | — | 1989-12-12 |
| 4871822 | Reaction product of olefinically unsaturated compounds with compounds containing active hydrogen, processes for their preparation and 2-component lacquers based thereon HOE 85/F O36J | Gerhard Brindopke, Gerd Walz, Karl Waldmann, Manfred Schon | 1989-10-03 |
| 4859562 | Photosensitive mixture and photosensitive recording material produced therefrom with polymeric compound which is reaction product of unsaturated (thio)phosphinic acid iso(thio)cyanate and active hydrogen containing compound | Georg Pawlowski, Thomas Gerdau | 1989-08-22 |
| 4859795 | Ethylenically unsaturated phosphinic acid and thiophosphinic acid isocyanates and isothiocyanates, and a process for their preparation | Thomas Gerdau, Georg Pawlowski | 1989-08-22 |
| 4847419 | Process for the preparation of bifunctional tertiary aromatic phosphine sulfides, and also several specific representatives of this class of compounds | Erwin Weiss | 1989-07-11 |
| 4839254 | Photosensitive mixture and photosensitive recording material produced therefrom with polymeric binder which is reaction product of (thio) phosphinic acidiso (thio) cyanate and active hydrogen containing polymer | Georg Pawlowski | 1989-06-13 |
| 4839105 | Process for the preparation of alkanephosphonous acids | — | 1989-06-13 |
| 4816605 | Process for the preparation of bifunctional tertiary aromatic phosphine oxides | Erwin Weiss | 1989-03-28 |
| 4781722 | Novel alkanephosphonic monoester salts, preparation thereof and use thereof as spin finishes for textile fibers | Rolf Kleber, Lothar Jaeckel | 1988-11-01 |
| 4751028 | Process for the preparation of thiophosphinic chlorides | — | 1988-06-14 |
| 4743666 | Water-soluble copolymers with pendant phosphonic, sulphonic and amide groups | Friedrich Engelhardt, Klaus Kuhlein, Juliane Balzer, Walter Dursch | 1988-05-10 |
| 4708824 | Process for the preparation of chloro(phenyl)phospines | — | 1987-11-24 |
| 4693884 | Technetium-99m triphosphonates and tetraphosphonates for the scintigraphic visualization of res-containing organs and lymph vessels, and a process for their preparation | Gerhard Kloss, Michael Molter, Alexander Schwarz, Horst-Dieter Thamm | 1987-09-15 |
| 4670191 | Process for the preparation of N-phosphonomethylglycine | — | 1987-06-02 |
| 4670601 | Process for the preparation of bifunctional tertiary aromatic phosphine sulfides | Erwin Weiss | 1987-06-02 |
| 4656293 | Process for preparing organic chlorophosphanes | — | 1987-04-07 |
| 4632995 | Process for the preparation of phenyl- and thienyl-chlorophosphane derivatives | — | 1986-12-30 |
| 4626386 | Process for the preparation of alkali metal and alkaline earth metal salts of diarylphosphinic acids | — | 1986-12-02 |
| 4585845 | Phosphonic acid cross-linked hydrophilic copolymers | Friedrich Engelhardt, Klaus Kuhlein, Juliane Balzer, Walter Dursch | 1986-04-29 |
| 4548762 | Process for the preparation of vinylphosphonic acid dichloride and 2-chloroethanephosphonic acid dichloride | Walter Dursch | 1985-10-22 |