Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755188 | Agent and process for the coloring of hair | Hans-Jurgen Braun, Herbert Mager | 1988-07-05 |
| 4754069 | 2-alkyl sulfonyl-1,4-diaminobenzenes, processes for their production and oxidation hair dyeing compositions containing the same | Hans-Jurgen Braun, Herbert Mager | 1988-06-28 |
| 4752467 | Hair treatment agent and method for improving the conditon of hair | Herbert Mager, Dietrich Hoch | 1988-06-21 |
| 4725282 | Oxidative hair dyeing composition based upon a carrier of low viscosity | Dietrich Hoch, Gilbert Pasquier, Herbert Mager | 1988-02-16 |
| 4713080 | Method and composition for the dyeing of hair with 2,6-diamino-pyridine derivatives | Thomas Clausen | 1987-12-15 |
| 4704474 | 1,4-diamino-5-chloro-2-nitrobenzene derivatives, processes for their production and compositions containing the same for the coloration of hair | Thomas Clausen | 1987-11-03 |
| 4660580 | Process for the permanent shaping of the regrowth of hair and composition therefore | Dietrich Hoch, Theodor Wajaroff | 1987-04-28 |
| 4661114 | 3-Amino-5-hydroxypyridine derivatives and hair coloring compositions containing the same | Thomas Clausen | 1987-04-28 |
| 4629467 | Use of p-ureidoalkylamino-nitrobenzene derivatives in hair dyeing compositions and new p-ureidoalkylamino-nitrobenzene derivatives | Thomas Clausen | 1986-12-16 |
| 4603048 | Acid tenside-anion solution of chitosan and its use in cosmetic preparations | Guenther Lang | 1986-07-29 |
| 4588410 | Novel 2-hydroxy-4-aminobenzenes, method for their manufacturing and hair coloring agents containing these compounds | Hans-Jurgen Braun, Herbert Mager | 1986-05-13 |
| 4543425 | 1,3-Diamino-4-(2',2',2',-trifluoroethoxy)-benzene, method of producing the same, and hair coloring composition containing the same | Hans-Jurgen Braun, Herbert Mager, Friedrich Noser, Max Bracher | 1985-09-24 |
| 4528283 | Cosmetic composition based upon chitosan derivatives, new chitosan derivatives as well as processes for the production thereof | Gunther Lang, Harald Wendel | 1985-07-09 |
| 4452603 | Process for dyeing hair and composition therefor | Hans Husemeyer, Herbert Mager | 1984-06-05 |
| 4396392 | Method for the coloring of hair | Herbert Mager | 1983-08-02 |
| 4395262 | Hair dyeing agent | Herbert Mager | 1983-07-26 |
| 4321053 | Hair dyeing composition and process | Herbert Mager | 1982-03-23 |
| 4279613 | Method and composition for hair coloring | Herbert Mager | 1981-07-21 |
| 4202881 | Hair shampoo and conditioning lotion | Paul Gross, Herbert Mager | 1980-05-13 |