Issued Patents All Time
Showing 76–100 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674436 | Preparation of hydrogen peroxide/polymer complexes in powder form | Jorg Breitenbach | 1997-10-07 |
| 5641516 | Compositions which contain active substances and are in the form of solid particles | Sven Grabowski, Joerg Rosenberg | 1997-06-24 |
| 5635169 | Soluble copolymers for hair cosmetics | Rainer Blankenburg | 1997-06-03 |
| 5552159 | Solid depot drug form | Winfried Mueller, Reinhard Spengler, Sven Grabowski | 1996-09-03 |
| 5506315 | Preparation of copolymers of monoethylenically unsaturated monomers containing acid groups and N-vinyllactams | Harald Meyer, Walter Denzinger, Heinrich Hartmann | 1996-04-09 |
| 5498690 | Use of polycondensation products, and novel polycondensation products | Son Nguyen Kim, Karin Sperling-Vietmeier | 1996-03-12 |
| 5490990 | Production of solid pharmaceutical depot forms | Sven Grabowski, Astrid Kah-Helbig, Kurt Wendel | 1996-02-13 |
| 5426163 | Redispersible powder composed of n-vinylpyrrolidone/vinyl acetate copolymer the preparation and use thereof | Volker Buehler, Sven Grabowski | 1995-06-20 |
| 5306484 | Hair setting composition | Birgit Potthoff-Karl, Karin Sperling-Vietmeier | 1994-04-26 |
| 5270357 | Thickened curable molding compound of unsaturated polyester resins | Anton Hesse, Dieter Buhl, Birgit Potthoff-Karl | 1993-12-14 |
| 5262278 | Storage-stable solution of a carboxyl-containing copolymer and production of photosensitive coatings and offset printing plates | Harald Lauke, Thomas Loerzer, Joachim Roser | 1993-11-16 |
| 5196188 | Terpolymers, use thereof in hair setting compositions for increased stiffness, and hair setting compositions containing same | Birgit Potthoff-Karl, Karin Sperling-Vietmeier, Franz Frosch | 1993-03-23 |
| 5163994 | Crop protection agent containing an active ingredient | Roger Klimesch, Adolf Parg, Winfried Angerer, Hans Theobald, Rainer Becker +3 more | 1992-11-17 |
| 5155171 | Preparation of copolymers of monoalkyl maleates or maleic acid and salts thereof and vinyl alkyl ethers | Harald Meyer, Hans-Juergen Raubenheimer, Franz Frosch | 1992-10-13 |
| 5132417 | Copolymer based on tert-butyl acrylate or methacrylate | Birgit Potthoff-Karl, Karin Sperling-Vietmeier | 1992-07-21 |
| 5122582 | Preparation of copolymers which form clear aqueous solutions | Birgit Potthoff-Karl, Adolf Nuber, Willy Hinz | 1992-06-16 |
| 5094867 | Removal of heavy metal ions from wine and wine-like beverages | Juergen Detering, Bernhard Fussnegger | 1992-03-10 |
| 5073379 | Continuous preparation of solid pharmaceutical forms | Roger Klimesch, Gerhard Bleckmann, Karl-Peter Farwerck, Lothar Schlemmer | 1991-12-17 |
| 4973606 | Membranes of organic polymers which contain crystalline carrier compounds, and their preparation | Hans-Josef Sterzel | 1990-11-27 |
| 4842987 | Photosensitive element for producing printing plates or resist images | Albert Elzer, Hans Schupp, Erich Beck | 1989-06-27 |
| 4841066 | Preparation of 3-methyl-1-vinylimidazolium chlorides | Hans-Helmut Goertz, Ferdinand Straub, Albrecht Kolb, Hans-Juergen Raubenheimer, Friedrich Vogel | 1989-06-20 |
| 4816534 | Preparation of vinylpyrrolidone polymers | Adolf Nuber, Walter Denzinger | 1989-03-28 |
| 4806449 | Photosensitive photopolymerizable recording element containing a terpolymer binder | Reiner Hofmann | 1989-02-21 |
| 4806450 | Photosensitive photopolymerizable recording element having a terpolymer binder in the photopolymerizable layer | Reiner Hofmann | 1989-02-21 |
| 4801460 | Preparation of solid pharmaceutical forms | Hans-Helmut Goertz, Roger Klimesch, Klaus Laemmerhirt, Siegfried Lang, Reinhard Spengler | 1989-01-31 |